Luận văn Thạc sĩ Kỹ thuật: Nghiên cứu phương pháp tính chọn thông số động cơ chấp hành cho truyền động điện

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Đề tài "Nghiên cứu phương pháp tính chọn thông số động cơ chấp hành cho truyền động điện" xây dựng các công thức tính chọn kích cỡ động cơ chấp hành phù hợp với yêu cầu truyền động điện như tốc độ, quán tính và mônen. Mời các bạn cùng tham khảo nội dung chi tiết.

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Nội dung Text: Luận văn Thạc sĩ Kỹ thuật: Nghiên cứu phương pháp tính chọn thông số động cơ chấp hành cho truyền động điện

                        i
 L ...................................................................................................... i  ............................................................v  ......................................................................... viii  ...................................................................................................... ix  ................................................................................................................. xii CH  ............................................................................................................2  ? ..........................................................2  .......................................................................................3   ...........................................................6 CH .......7  khí ......................................................................11 ...................................................................................13 2.2.1 Ctam giác ......................................................................14  ...........................................................................15  ........................................................................16 2.2.4 Phép tính   ..................................................................18 2.2.5 Các ph ......................................20 2  .............................................................................................21 2.2.6.1  .....................................................................25  .....................................................................................................31 2.3.1.T  ...............................................................................35 2.3.2. Quán tính  và mômen  ..............................................................35 2.3.3 Mômen  .............................................................37  ...........................................................................................42 2 cho các  ..........................................43  b .....................................................................................44   ........................................................45 ii
  .................................................45   ..............................................................................46  ................................................................................46  ......................................................................47 mômen ................................................49  servo ................................................49  b ............................................................54   b .........................................55  ................................................................................56  ........................................................................56 2.5.2. Các ymômen   ............................................58  ..........................................................................62 2 .....................................................................................................64 2.5.5  ...........................................................................66  Y - Z) ..................................................................68 2.5.7 N .......................................................................................70  .................................................................................................72 CHMÔMEN  .....................75 3.1. Các tính toán c  .......................................................................................75 3.1.1 Các phng trình c ...........................................................................75  ..............................................................................................76  .............................................................................................77  ............................................................................78  khí ......................................................................79  ....................................................................................................80  .............................................................................81  ...................................................................................................83  .............................................................................84  .............................................................................86 iii
3.2.6 Puli- ..........................................................................................87  .............................................................................................89 3.2.8 C  me ............................................................................................91 3.2.9 C  .........................................................................92 3.2.10 C  ......................................................................................94 3.2.11 C  ...............................................................96 3.2.12 Bàn xoay .................................................................................................98  ....................................................................99  ..............................................................100  ............................................................................................................103  ....................................................................................104 iv
 Hình 1.1.1: Chi phí   ..................................................2  .............................................4   ..........................................................5 Hình 2.1.1:  ...................................................................12  ................................................................14  ....................................................................15  ......................................................................16  ....................................17 Hình 2 theo hình tam giác và hình thang .18 Hình 2.2.4.1:  ............................................................19 Hình 2.2.6.1: mômen .....................................................22 Hình 2.2.6.2: . ...................................................23 Hình 20% .................................................................................23 Hình 250% ...............................................................................24 Hình 2100% .............................................................................24 Hình 2.2.6.6:  ..................................................25  ................................................................................25  .....................................27 i ...............................28 Hình 2.2.6.1.5:  ..............................................28 Hình 2.2.6.1.6: phng trình S thông qua MS-Excel .............29 Hình 2.3.1:  ............................................................................................31  .............................................................32 .......................................................................35  ..............................................36  .........................................38 .3.3.2:  các phân ..................................40  ....................................................................................47 v
Hình 2.4.2.3 servo .........50  .............................51   ..............................................................52   ...................................................52  .....................................53 Hình 2.4.2.4.1:  b .......................54   b .....................................55  .................................................................................58 Hình 2 .59  ...................................................................60  ...........60  .......................61  ..................................................................61  ......................................................................63  ...........................................................................65 Hình  ................................................................................66  .............................................................66 -  ........................................................67   .....................67 -  ..........................................................68 Hình 2.5.6.1:   ........................................................69  .............................................70 Hình 3.1.2.1:  .........................................................................................76 Hình 3.1.3.1:  .......................................................................................77 Hình 3.1.4.1:  .......................................................................78 Hình 3.2.1.1:  ..............................................................................................81 Hình 3.2.2.1:  .......................................................................81 Hình 3.2.3.1:  ..............................................................................................83  ........................................................................84 vi
Hình  ..................................................................................................86 Hình 3.2.6.1 Puli- ......................................................................................87 Hình 3.2.7.1 C  .............................................................................89 Hình 3.2.8.1 C  ........................................................................................91 Hình 3.2.9.1 C  ....................................................................92 Hình 3.2.10.1 C ..................................................................................94 Hình 3.2.11.1 C  ..........................................................96 Hình 3.2.12.1 Bàn xoay.............................................................................................98   ...............................................................99  ..........................................................................................100 vii
  . ...............................10  .....................................................................42  ........................................................44 viii
   Aend  Aside Di a G cos    D  DGL  DGM  Dp  DPL  DPM  DRL  DRM  DSL  DSM   e  Fg  Ffr ma sát FP  g Hng s gia tc trng g = 9,81m/s 2 h C Mômen RMS I RMS JA Mômen  Ja-a Quán tính tính theo trc a-a Japp Q Jb-b Q-b ix
J Mômen  JDisk Mômen  JC  J  JDisk Mômen Mômen  Mômen  JGL  J  JGM  JL   J  Mômen   JP Mômen  JPL Mômen  J Mômen  JPM Mômen  Jroto Q JRL Mômen  J Mômen  JRM Mômen  J  JSM Quán tính  Jtotal  Jtotal Mômen  Jsystem Q L Chiu dài tr/ b dày c Chiu dài khp ni/ Chiu dài khi m  Nr  Nr T x
NTL   NTM   PS  PD  r Bán kính r0 Bán kính ngoài ri Bán kính trong sin   Ta Mômen  TC Mômen  TL Mômen  TL-M Mômen  Ttotal Mômen  TP Mômen  t  ta  tc   td  to  V T v  v max  vL T vM T Vf  W  WB  WC  xi
WL  WM  WT  w  w B rng khi ch nht    max      a  c  d        xii
 1.           khách quan.   liên quan     , còn có các thành   và .  tiên cho        là    có kích   mômen và    . Tuy nhiên các     ,     tính toán  momen  . T                 2.     mômen 3.  Các   4.  Quá trình tính kích        các phép tính mômen và quán tính  an toàn  mômen  1
  kích   hành. Kích    giá thành      1kích  Các           chi phí có               do giá thành, mà còn  mômen      mômen                                trong khi  -96% Giá mua -2%  2% Hình 1.1.1: Chi phí       servo phù                        tính 2
 kích  servo    kích   mômen bù vào    servo          riêng nó, và quán tính này tham gia vào mômen ,  mômen  q.  tính toán mômen  hành                     servo                do nguyên nhân     .  do chính khi quá kích  - Các không rõ ràng -  -            quan  1                ), và trong u  tá mát  kém  trình tình  g  3
                .  .   là                   , là khi       .    tr % Hình1.2.1:   Hình 1                 30% .   Khi  ,     4
mômen trung bình (RMS) và mômen  này. Tuy nhiên, có  :   khí (ví          mài mòn     tham gia vào mômen không .                 1.2.2) và phù  cao     Hình 1  5
1  kích    tính kích   tiêu chí kinh doanh:      Chi phí mua hàng - 2%  - 2%  - 96%                có mômen    moomen     . C           mômen                    .   và quán tính rotor là        không                    thành            .  n     Mômen mômen   Quán      6
  Quá trình tính kích các phép tính mômen và quán tính  theo yêu   hành an toàn mômen                  mômen  Quá trình xác   a. Các         chính xác?     hay theo  ?   -  xung quanh?  nào cho  b.          nào    cho   . Ví  vít   .  r   hay     ính: dùay , ? 7
 G - , vv?  -   gia  a.  trình (          , gia       trình  ,          , vv,   cho   .  ,      hình tam giác, hình thang hay hình khác?    chu trình    ?     có chu trình ?  Có g phanh không khi  ? d.  mômen  .  mômen     trên   Tính      trên   Tính toán mômen trên   không   Tính toán mômen ktrên     và mômen  (RMS)  trình làm ) trên  e. Ln   mômen  8