CN102929306A - Device and method thereof for adjusting rotating torque automatically according to rotating resistance - Google Patents
Device and method thereof for adjusting rotating torque automatically according to rotating resistance Download PDFInfo
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- CN102929306A CN102929306A CN2012104436364A CN201210443636A CN102929306A CN 102929306 A CN102929306 A CN 102929306A CN 2012104436364 A CN2012104436364 A CN 2012104436364A CN 201210443636 A CN201210443636 A CN 201210443636A CN 102929306 A CN102929306 A CN 102929306A
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Abstract
The invention relates to a device and a method thereof for adjusting the rotating torque automatically according to rotating resistance. The device and the method are characterized in that an input end of an angle calculating module is connected with a torque-speed corresponding module and a timing module respectively, an output end of the angle calculating module and an output end of an angle collecting and feedback module are connected with an angle comparing module respectively, an input end of a torque adjusting module is connected with an output end of the angle comparing module, and an output end of the torque adjusting module is connected with the torque-speed corresponding module. According to the method, the torque is increased or decreased through the rotated angle omega 0 per unit time at the current speed obtained through comparison calculation and collection of the rotated angle omega per unit time at the current speed. According to the device and the method, the design is reasonable, an electronic rotation device is enabled to adjust rotating torque automatically in the rotating process according to resistance, and the optimal running effect can be achieved. The device and the method have the advantages of being stable in performance, rapid in processing speed, simple and easy and the like.
Description
Technical field
The invention belongs to the electric rotary body field, especially a kind of devices and methods therefor of automatically adjusting turning moment according to rotational resistance.
Background technology
Electric rotsry apparatus is widely used in every field, the drive unit of electric rotsry apparatus commonly used can only provide fixing turning moment, in use, if run into some special events, such as the situation that the rotational resistances such as strong wind, load increasing change, fixing turning moment will satisfy the requirement of normal rotational speed.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of and automatically adjust the devices and methods therefor of turning moment according to rotational resistance, solved when rotational resistance changes and to have satisfied the problem that rotational speed requires.
The present invention solves existing technical matters and takes following technical scheme to realize:
A kind of device of automatically adjusting turning moment according to rotational resistance, comprise moment-speed respective modules, timing module, the angle calculation module, the angle acquisition feedback module, angle comparison module and moment adjusting module, the input end of described angle calculation module is connected with timing module with moment-speed respective modules respectively, the output terminal of the output terminal of this angle calculation module and angle acquisition feedback module links to each other with the angle comparison module respectively, the input end of described moment adjusting module is connected with the output terminal of angle comparison module, and the output terminal of this moment adjusting module is connected with moment-speed respective modules.
And described moment adjusting module also connects an alarm module.
A kind ofly automatically adjust the method for turning moment according to rotational resistance, may further comprise the steps:
⑴ moment-speed respective modules is set up moment-speed table of comparisons;
⑵ angle calculation module is calculated the angle ω that turns in the lower unit interval of present speed
0
⑶ angle acquisition feedback module gathers the angle ω that turns in the lower unit interval of present speed;
⑷ angle comparison module is judged ω and ω
0Size; If ω＜ω
0, then need to increase moment, enter step 5; If ω=ω
0, then keep existing moment constant, repeating step ⑶;
⑸ moment adjusting module increases present speed according to moment-velometer, enters step ⑵.
And the method that described step ⑸ increases present speed is: the moment adjusting module judges whether current speed is last value of moment-velometer; If not, then the rear velocity amplitude with this velocity amplitude is made as present speed, and if so, then alarm module sends the moment abnormality alarm.
Advantage of the present invention and good effect are:
The present invention is reasonable in design, can make electric rotsry apparatus in rotary course, automatically adjust turning moment according to the resistance that runs into, reach best operational effect, and can when the problem that to repair occurring, give the alarm, greatly increase the intelligent of electric rotsry apparatus, had the characteristics such as stable performance, processing speed be fast, simple.
Description of drawings
Fig. 1 is apparatus structure block diagram of the present invention;
Fig. 2 is method processing flow chart of the present invention.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the invention is further described.
A kind ofly automatically adjust the device of turning moment according to rotational resistance, as shown in Figure 1, comprise moment-speed respective modules, timing module, angle calculation module, angle acquisition feedback module, angle comparison module, moment adjusting module and alarm module.Described moment-speed respective modules links to each other with the moment adjusting module with the angle calculation module respectively, is used for setting up the contact between the rotational speed of moment that drive unit provides and equipment; Described timing module links to each other with the angle calculation module, is used for setting up a unit interval t that can make reference
0Described angle calculation module links to each other with the angle comparison module with moment-speed respective modules respectively, is used for calculating at unit interval t
0In under present speed the angle ω of equipment rotation process
0Described angle acquisition feedback module links to each other with the angle comparison module, is used for collecting device at unit interval t
0The angle ω of interior actual rotation process, and feed back to the angle comparison module; Described angle comparison module links to each other with moment-speed respective modules, angle calculation module, moment adjusting module respectively, is used for relatively ω
0And ω; Described moment adjusting module links to each other with moment-speed respective modules, alarm module with the angle comparison module respectively, is used for carrying out corresponding moment adjustment according to the comparative result of angle comparison module; Described alarm module links to each other with the moment adjusting module, is used for sending when the moment that needs to adjust exceeds the ability to bear of equipment alerting signal.
A kind ofly automatically adjust the method for turning moment according to rotational resistance according to rotational resistance, may further comprise the steps:
Step 1: moment-speed respective modules is set up moment-speed table of comparisons;
In this step, moment-speed respective modules moment that can provide according to driving arrangement and the rotational speed that slewing can reach under this moment are set up correspondence table.
Step 2: the angle calculation module is calculated present speed v
0Lower unit interval t
0In the angle ω that turns over
0
In step, timing module can be preset unit interval t
0, unit interval t
0Can preset according to actual needs, by following formula:
ω
0=v
0*t
0
Calculate present speed v
0Lower unit interval t
0In the angle ω that turns over
0
Step 3: the angle acquisition feedback module gathers t of lower unit interval of present speed
0In the angle ω that turns over.
Step 4: the angle comparison module is judged ω and ω
0Size; If ω＜ω
0, then expression needs to increase moment, enters step 5; If ω=ω
0, then keep existing moment constant, repeating step 3;
Step 5: the moment adjusting module judges whether current speed is last value of moment-velometer; If not, then the rear velocity amplitude with this velocity amplitude is made as present speed, enters step 2; If so, then enter step 6;
Step 6: alarm module sends the moment abnormality alarm.
It is emphasized that; embodiment of the present invention is illustrative; rather than determinate; therefore the present invention includes and be not limited to the embodiment described in the embodiment; every other embodiments that drawn by those skilled in the art's technical scheme according to the present invention belong to the scope of protection of the invention equally.
Claims (4)
1. device of automatically adjusting turning moment according to rotational resistance, it is characterized in that: comprise moment-speed respective modules, timing module, the angle calculation module, the angle acquisition feedback module, angle comparison module and moment adjusting module, the input end of described angle calculation module is connected with timing module with moment-speed respective modules respectively, the output terminal of the output terminal of this angle calculation module and angle acquisition feedback module links to each other with the angle comparison module respectively, the input end of described moment adjusting module is connected with the output terminal of angle comparison module, and the output terminal of this moment adjusting module is connected with moment-speed respective modules.
2. according to claim 1ly a kind ofly automatically adjust the device of turning moment according to rotational resistance, it is characterized in that: described moment adjusting module also connects an alarm module.
3. automatically adjust the method for turning moment according to rotational resistance for one kind, it is characterized in that: may further comprise the steps:
⑴ moment-speed respective modules is set up moment-speed table of comparisons;
⑵ angle calculation module is calculated the angle ω that turns in the lower unit interval of present speed
0
⑶ angle acquisition feedback module gathers the angle ω that turns in the lower unit interval of present speed;
⑷ angle comparison module is judged ω and ω
0Size; If ω＜ω
0, then need to increase moment, enter step 5; If ω=ω
0, then keep existing moment constant, repeating step ⑶;
⑸ moment adjusting module increases present speed according to moment-velometer, enters step ⑵.
4. according to claim 3ly a kind ofly automatically adjust the method for turning moment according to rotational resistance, it is characterized in that: the method that described step ⑸ increases present speed is: the moment adjusting module judges whether current speed is last value of moment-velometer; If not, then the rear velocity amplitude with this velocity amplitude is made as present speed, and if so, then alarm module sends the moment abnormality alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210443636.4A CN102929306B (en) | 2012-11-08 | 2012-11-08 | Device and method thereof for adjusting rotating torque automatically according to rotating resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210443636.4A CN102929306B (en) | 2012-11-08 | 2012-11-08 | Device and method thereof for adjusting rotating torque automatically according to rotating resistance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102929306A true CN102929306A (en) | 2013-02-13 |
| CN102929306B CN102929306B (en) | 2015-01-07 |
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ID=47644134
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210443636.4A Active CN102929306B (en) | 2012-11-08 | 2012-11-08 | Device and method thereof for adjusting rotating torque automatically according to rotating resistance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121651A (en) * | 2016-06-21 | 2016-11-16 | 中国矿业大学(北京) | Draw the intelligent less important work method and device of bucket shovel |
| CN106774485A (en) * | 2017-01-17 | 2017-05-31 | 中国石油大学(华东) | The rheometer shear stress feedback regulation system and method for a kind of unstable state test phase |
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|---|---|---|---|---|
| US5616999A (en) * | 1994-02-10 | 1997-04-01 | Nippondenso Co., Ltd. | Torque detecting apparatus for reducing torque ripple in an AC motor |
| CN101051812A (en) * | 2006-04-04 | 2007-10-10 | 黄锡民 | Control method for AC asynchronous motor output torque and its use |
| CN101393423A (en) * | 2008-10-31 | 2009-03-25 | 江苏科技大学 | Parameter regulation system and method for controlling DC generator angular displacement by PID |
| CN101603503A (en) * | 2009-07-21 | 2009-12-16 | 南京航空航天大学 | A kind of internal model control method of fixed pitch wind turbine |
| CN102361427A (en) * | 2011-09-02 | 2012-02-22 | 国电联合动力技术有限公司 | Variable speed constant frequency control method after grid connection of wind driven generator set |
| CN102635499A (en) * | 2012-04-18 | 2012-08-15 | 中船重工(重庆)海装风电设备有限公司 | Rotational speed and torque control device and method of wind turbine generator set |
-
2012
- 2012-11-08 CN CN201210443636.4A patent/CN102929306B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5616999A (en) * | 1994-02-10 | 1997-04-01 | Nippondenso Co., Ltd. | Torque detecting apparatus for reducing torque ripple in an AC motor |
| CN101051812A (en) * | 2006-04-04 | 2007-10-10 | 黄锡民 | Control method for AC asynchronous motor output torque and its use |
| CN101393423A (en) * | 2008-10-31 | 2009-03-25 | 江苏科技大学 | Parameter regulation system and method for controlling DC generator angular displacement by PID |
| CN101603503A (en) * | 2009-07-21 | 2009-12-16 | 南京航空航天大学 | A kind of internal model control method of fixed pitch wind turbine |
| CN102361427A (en) * | 2011-09-02 | 2012-02-22 | 国电联合动力技术有限公司 | Variable speed constant frequency control method after grid connection of wind driven generator set |
| CN102635499A (en) * | 2012-04-18 | 2012-08-15 | 中船重工(重庆)海装风电设备有限公司 | Rotational speed and torque control device and method of wind turbine generator set |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121651A (en) * | 2016-06-21 | 2016-11-16 | 中国矿业大学(北京) | Draw the intelligent less important work method and device of bucket shovel |
| CN106121651B (en) * | 2016-06-21 | 2018-08-14 | 中国矿业大学(北京) | Draw the intelligent less important work method and device of bucket shovel |
| CN106774485A (en) * | 2017-01-17 | 2017-05-31 | 中国石油大学(华东) | The rheometer shear stress feedback regulation system and method for a kind of unstable state test phase |
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| CN102929306B (en) | 2015-01-07 |
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Address after: 300384 in Tianjin Binhai Huayuan Industrial Zone (outer ring) eight Haitai Huake Road No. 6 Patentee after: TIANJIN YAAN TECHNOLOGY Co.,Ltd. Address before: 300384 Tianjin city Nankai District Huayuan Industrial Zone Ziyuan Road No. 8 Patentee before: TIANJIN YAAN TECHNOLOGY Co.,Ltd. |
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