CN110160686A - A kind of momenttum wheel maximum reaction torque test method and test device - Google Patents
A kind of momenttum wheel maximum reaction torque test method and test device Download PDFInfo
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- CN110160686A CN110160686A CN201910393355.4A CN201910393355A CN110160686A CN 110160686 A CN110160686 A CN 110160686A CN 201910393355 A CN201910393355 A CN 201910393355A CN 110160686 A CN110160686 A CN 110160686A
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- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
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Abstract
In order to solve existing momenttum wheel maximum reaction torque test method measurement result inaccuracy, and cannot the torque output performance to momenttum wheel the technical issues of making thoroughly evaluating, the present invention provides a kind of momenttum wheel maximum reaction torque test method and test devices.Wherein, method includes: 1] test the linear revolving speed-telemetering of speed of revolutions voltage characteristic for being tested momenttum wheel；2] four kinds of test patterns of maximum reaction torque are defined；3] from four kinds of test patterns, a kind of test pattern is chosen, is obtained under current test pattern, the rotary speed property information of momenttum wheel is tested；4] it calculates under current test pattern, is tested the maximum reaction torque of momenttum wheel；5] judge whether that traversal completes all test patterns, if it is not, return step 3]；If so, terminating testing process.The present invention calculates the maximum reaction torque of momenttum wheel by the rotary speed property of momenttum wheel, eliminates influence of the moment of friction to test result, and measurement accuracy is high.
Description
Technical field
The invention belongs to the field of test technology, it is related to a kind of momenttum wheel maximum reaction torque test method and test dress
It sets.
Background technique
Execution unit of the momenttum wheel as satellite gravity anomaly is widely applied in satellite control field, is to realize Satellite Attitude
The important link of state closed-loop control.The momenttum wheel being equipped on satellite platform can realize the attitude of satellite by own rotation
Continuous precision is adjusted.With the continuous expansion in satellite application field, the type of load also becomes increasingly abundant on star, to rotating mechanism
Demand is increasing, and the rotary part on star is more and more, and the inertia of rotary part is increasing, and revolving speed is also getting faster.Star
Upper rotary part will form the disturbance torque and interference angular momentum of rotary shaft axial direction in rotation, for the control for guaranteeing the attitude of satellite
Precision is needed by configuring momenttum wheel on satellite, in such a way that momenttum wheel synchronous backward rotates, is offset load rotation and is generated
Disturbance torque and interference angular momentum, this is another important application of momenttum wheel.The maximum reaction torque of momenttum wheel, torque are defeated
The performances such as precision and torque resolution ratio directly affect the overall performance and load efficiency of satellite platform out.Maximum reaction torque table
The maximum moment balanced capacity for having levied momenttum wheel, needs to pay close attention to.In the art, the maximum reaction torque is
Refer to: momenttum wheel works in a certain specific rotation speeds, the maximum moment that can be exported to satellite platform by plus/minus speed.Test is dynamic
The maximum reaction torque needs of amount wheel carry out under different rotating speeds, obtain momenttum wheel any turn in entire operating rotational speed range
Maximum reaction torque under speed.
Since momenttum wheel is the entirety for having sealing shell, rotor is all enclosed in shell, does not extend
Axis out cannot be directly connected to torque sensor, so maximum reaction torque test is difficult.It is maximum to momenttum wheel at present anti-
The test of opplied moment and control means mainly have: 1, before the installation of momenttum wheel shell, testing the peak value stall of electric machine assembly
Torque, the maximum reaction torque as momenttum wheel.2, test machine winding current is calculated multiplied by motor torque coefficient
To momenttum wheel maximum reaction torque.
Both the above method has ignored moment of friction, and the influence of actually moment of friction can't be ignored, therefore with
The maximum reaction torque inaccuracy that upper two methods obtain.Secondly, it is zero that both the above method, which can only obtain momentum wheel speed,
When maximum reaction torque, the maximum reaction torque being unable to get under momenttum wheel different rotating speeds cannot be to the power of momenttum wheel
Square output performance makes thoroughly evaluating.
Summary of the invention
It is inaccurate in order to solve existing momenttum wheel maximum reaction torque test method measurement result, and cannot be to momentum
The technical issues of torque output performance of wheel makes thoroughly evaluating, the present invention provides a kind of surveys of momenttum wheel maximum reaction torque
Method for testing and test device.
The technical scheme is that
A kind of momenttum wheel maximum reaction torque test method, is characterized in that, comprising the following steps:
1] linear revolving speed-telemetering of speed of revolutions voltage characteristic of tested momenttum wheel is tested:
1.1] in the value range of the control instruction voltage for controlling tested momenttum wheel rotation, periodic sampling n
The control instruction voltage of sampling is denoted as V by sampled point1, V2..., Vi..., Vn；
1.2] successively to tested momenttum wheel apply step 1.1] sampling control instruction voltage Vi, momenttum wheel movement to be tested
After stabilization, the tacho-pulse frequency P that momenttum wheel is tested under stable state is measurediWith telemetering of speed of revolutions voltage vi, i=1,2 ..., n；
1.3] each control instruction voltage V is calculatediUnder, it is tested the steady-state speed w of momenttum wheeli:
In formula, M is that tested momenttum wheel rotates one week number for generating pulse；
1.4] linear revolving speed-telemetering of speed of revolutions voltage model w of tested momenttum wheel is establishedi=kw·Vi+w0, obtain kwAnd w0:
In formula, kwIt is tested momentum wheel speed to the sensitive of control instruction voltage
Spend coefficient, w0To be tested steady-state speed of the momentum rotation when control instruction voltage is zero；
2] four kinds of test patterns of maximum reaction torque are defined:
Test pattern 1: original state is that tested momentum wheel speed is zero；Final state be tested momentum wheel speed be positive to
Maximum speed；
Test pattern 2: original state is that tested momentum wheel speed is zero；Final state be tested momentum wheel speed be negative to
Maximum speed；
Test pattern 3: original state is that tested momentum wheel speed is positive to maximum speed；Final state is tested momenttum wheel
Revolving speed is zero；
Test pattern 4: original state is that tested momentum wheel speed is negative to maximum speed；Final state is tested momentum rotation
Speed is zero；
3] from four kinds of test patterns, a kind of test pattern is chosen, is obtained under current test pattern, be tested momenttum wheel
Rotary speed property information:
So that tested momenttum wheel is in the original state of current test pattern, continuously measures and records the revolving speed of tested momenttum wheel
Telemetering voltage, and the control instruction voltage being applied on tested momenttum wheel, until tested momenttum wheel is in current test pattern
Final state, recorded data are as follows:
tj、uj、Uj, j=1,2 ..., m, in which:
tjFor the corresponding sampling instant of j-th of sampled point；
ujFor the corresponding control instruction voltage being applied on tested momenttum wheel of j-th of sampled point；
UjFor the telemetering of speed of revolutions voltage of the corresponding tested momenttum wheel of j-th of sampled point；
4] it calculates under current test pattern, is tested the maximum reaction torque of momenttum wheel:
4.1] according to step 1.4] the obtained linear revolving speed-telemetering of speed of revolutions voltage model and step 3 of tested momenttum wheel] note
The telemetering of speed of revolutions voltage U of recordj, tested momenttum wheel is calculated in each sampling instant tjRevolving speed wj, specific formula for calculation is as follows:
wj=kw.Uj+W0
4.2] to tj, wjSequence is fitted, and is obtained the when m- rotation speed relation formula of momenttum wheel, is denoted as:
4.3] momenttum wheel is calculated in each sampling instant tjCorresponding angular accelerationSpecific formula for calculation is as follows:
4.4] the rotary inertia J of the momenttum wheel rotor measured before taking momenttum wheel to cover calculates momenttum wheel in each sampling instant
tjCorresponding maximum reaction torque L (tj), specific formula for calculation is as follows:
4.5] with revolving speed wjFor abscissa, with maximum reaction torque L (tj) it is ordinate, draw revolving speed-maximum reaction
M curve is to get in the entire range of speeds for having arrived current test pattern, the maximum reaction torque of momenttum wheel；
5] judge whether that traversal completes all test patterns, if it is not, return step 3]；If so, terminating testing process.
Further, the step 4.2] in be with N rank multinomial to tj, wjSequence is fitted, and N takes 5,6,7 or 8.
The present invention also provides a kind of momenttum wheel for realizing above-mentioned momenttum wheel maximum reaction torque test method is maximum
Restoring torque test device is characterized in that including computer, circuit box, frequency meter and multichannel oscillograph；
Computer is used to send control instruction to circuit box, the data that frequency meter and multichannel oscilloscope measurement are recorded into
Row processing obtains the revolving speed-telemetering of speed of revolutions voltage linear model for being tested momenttum wheel and tested momenttum wheel in each mode most
The big moment of reaction；
Circuit box is used for the control instruction sent according to computer, generates the control for controlling tested momenttum wheel rotation and refers to
Enable voltage；
Frequency meter is used to measure the tacho-pulse frequency of tested momenttum wheel；
Multichannel oscillograph is used to continuously measure and record the telemetering of speed of revolutions voltage of tested momenttum wheel and circuit box generates
Control instruction voltage.
Advantages of the present invention:
1, the present invention is the maximum reaction torque that momenttum wheel is calculated by the rotary speed property of momenttum wheel, and turn of momenttum wheel
The test of fast characteristic obtains, and is after moment of friction effect as a result, it is thus eliminated that influence of the moment of friction to test result,
Measurement accuracy is high.
2, it can provide under multiple-working mode, maximum reaction torque of the momenttum wheel under different rotating speeds, it can be to dynamic
The torque output characteristics of amount wheel makes comprehensive and accurate evaluation.
3, test device is simply easily realized, is common apparatus without the equipment of especially complex valuableness, at low cost.
Detailed description of the invention
Fig. 1 is momenttum wheel maximum reaction torque test method flow chart of the present invention.
Fig. 2 is group of the measuring device of the present invention when measuring electromechanical integration momenttum wheel revolving speed-telemetering of speed of revolutions voltage characteristic
At and connection relationship diagram.
Fig. 3 is measuring device of the present invention when measuring non-electromechanical integration momentum wheel speed-telemetering of speed of revolutions voltage characteristic
Composition and connection relationship diagram.
Fig. 4 is composition and connection of the measuring device of the present invention when measuring electromechanical integration momenttum wheel maximum reaction torque
Relation schematic diagram.
Fig. 5 is composition and company of the measuring device of the present invention when measuring non-electromechanical integration momenttum wheel maximum reaction torque
Connect relation schematic diagram.
Description of symbols:
1- computer, 2- circuit box, 3- are tested momenttum wheel, 4- frequency meter, 5- multichannel oscillograph.
Specific embodiment
Below in conjunction with attached drawing, the invention will be further described.
Momenttum wheel maximum reaction torque test device provided by the invention, comprising: computer 1, circuit box 2, frequency meter 4
With multichannel oscillograph 5.
The function of computer 1 is to send control instruction to circuit box 2, the number recorded to frequency meter 4 and multichannel oscillograph 5
According to being handled, revolving speed-telemetering of speed of revolutions voltage linear model of tested momenttum wheel 3 is obtained, and obtains tested momenttum wheel 3 each
Maximum reaction torque under mode.
The function of circuit box 2 is control instruction voltage to be generated, to control tested momentum according to the control instruction of computer 1
3 rotation of wheel.
Tested momenttum wheel 3 is tested object, and according to structure composition form, tested momenttum wheel 3 can be divided into electromechanical
Change momenttum wheel and non-electromechanical integration momenttum wheel.The momenttum wheel wheel body and driving circuit of electromechanical integration momenttum wheel are integrated in one
It rises, shares external a mechanical interface and electric interfaces；The momenttum wheel wheel body and driving circuit of non-electromechanical integration momenttum wheel
It is independent two units, linearly connected, the two are respectively provided with respective external mechanical interface and electric interfaces between the two.
The function of frequency meter 4 is to measure the tacho-pulse frequency of tested momenttum wheel 3." tacho-pulse frequency " is and momenttum wheel
Revolving speed is linear, and more fast then its tacho-pulse frequency of momentum wheel speed is higher." momenttum wheel rotates the pulse generated in one week
Number " be it is fixed, not with momentum wheel speed change.If " momenttum wheel rotates one week pulse number generated " is a, momenttum wheel
It rotates b each second to turn, then tacho-pulse frequency is a*b.
The function of multichannel oscillograph 5 is the telemetering of speed of revolutions voltage and route for continuously measuring and recording tested momenttum wheel 3
The control instruction voltage that box 2 generates.
When carrying out tested momentum wheel speed-telemetering of speed of revolutions voltage characteristic test, for electromechanical integration momenttum wheel equipment
Connection relationship is as shown in Fig. 2, as shown in Figure 3 for non-electromechanical integration momenttum wheel equipment connecting relation.Computer 1 and circuit box
2 electrical connections, computer 1 send control instruction to circuit box 2.Circuit box 2 is electrically connected with tested momenttum wheel 3, and circuit box 2 is to tested
Momenttum wheel 3 applies control instruction voltage.Tested momenttum wheel 3 is electrically connected with frequency meter 4, and frequency meter 4 is for measuring tested momenttum wheel 3
Tacho-pulse frequency.Tested momenttum wheel 3 is electrically connected with multichannel oscillograph 5, and multichannel oscillograph 5 is for continuously measuring and remembering
Record the telemetering of speed of revolutions voltage signal of tested momenttum wheel 3.
When carrying out tested 3 maximum reaction torque of momenttum wheel test, electromechanical integration momenttum wheel equipment is connected and is closed
System is as shown in figure 4, as shown in Figure 5 for non-electromechanical integration momenttum wheel equipment connecting relation.Computer 1 is electrically connected with circuit box 2
It connects, computer 1 sends control instruction to circuit box 2.Circuit box 2 is electrically connected with tested momenttum wheel 3, and circuit box 2 is to tested momentum
Wheel 3 applies control instruction voltage.Circuit box 2 is electrically connected with multichannel oscillograph 5, and multichannel oscillograph 5 is for continuously measuring simultaneously
The control instruction voltage that record circuit box 2 exports.Tested momenttum wheel 3 is electrically connected with multichannel oscillograph 5, multichannel oscillograph 5
For continuously measuring and recording the telemetering of speed of revolutions voltage signal of tested momenttum wheel 3.
As shown in Figure 1, momenttum wheel maximum reaction torque test method provided by the present embodiment, includes the following steps:
1] revolving speed-telemetering of speed of revolutions voltage characteristic of tested momenttum wheel 3 is tested；
1.1] equipment is laid out and connects as shown in Figure 2 for electromechanical integration momenttum wheel, for non-electromechanical integration momentum
Wheel is laid out as shown in Figure 3 and connects equipment；
1.2] in the value range for controlling the control instruction voltage that tested momenttum wheel 3 rotates, periodic sampling n
The control instruction voltage of sampled point, sampling is denoted as V1, V2..., Vi..., Vn；
1.3] control instruction is sent to circuit box 2 by computer 1, circuit box 2 is made to be sequentially generated control instruction voltage Vi,
And it is applied to tested momenttum wheel 3, i takes 1,2 respectively ..., n；
1.4] after tested 3 motion stabilization of momenttum wheel, tacho-pulse frequency P that recording frequency meter 4 measuresi, record multi-pass
The telemetering of speed of revolutions voltage v that road oscillograph 5 measuresi；
1.5] each control instruction voltage V is calculatediUnder, the steady-state speed w of momenttum wheeli, calculation formula is as follows:
In formula, M is that momenttum wheel rotates one week number for generating pulse.
1.6] the tested linear revolving speed of momenttum wheel-telemetering of speed of revolutions voltage model w is establishedi=kw·Vi+w0, kwAnd w0Calculating it is public
Formula is as follows:
In formula, kwTo be tested sensitivity coefficient of the momentum wheel speed to control instruction voltage, w0It is being controlled for tested momentum rotation
Steady-state speed when command voltage processed is zero；
2] four kinds of test patterns of maximum reaction torque are defined:
Test pattern 1: original state is that the control instruction voltage for controlling tested momenttum wheel rotation is zero, momentum rotation
Speed is zero；Final state is that the control instruction voltage is positive maximum control instruction voltage, and momentum wheel speed is positive to highest
Revolving speed.
Test pattern 2: original state is that the control instruction voltage for controlling tested momenttum wheel rotation is zero, momentum rotation
Speed is zero；Final state is that the control instruction voltage is negative sense maximum control instruction voltage, and momentum wheel speed is negative to highest
Revolving speed.
Test pattern 3: original state is that the control instruction voltage for controlling tested momenttum wheel rotation is positive maximum control
Command voltage processed, momentum wheel speed are positive to maximum speed；Final state is that the control instruction voltage is zero, momentum wheel speed
It is zero.
Test pattern 4: original state is that the control instruction voltage for controlling tested momenttum wheel rotation is negative sense maximum control
Command voltage processed, momentum wheel speed are negative to maximum speed；Final state is that the control instruction voltage is zero, momentum wheel speed
It is zero.
3] the rotary speed property information of tested momenttum wheel under test pattern 1 is obtained:
3.1] equipment is laid out and connects as shown in Figure 4 for electromechanical integration momenttum wheel, for non-electromechanical integration momentum
Wheel is laid out as shown in Figure 5 and connects equipment.
3.2] under test pattern 1, the rotary speed property information of momenttum wheel is tested:
Computer 1 sends the control instruction for making momenttum wheel stop operating to circuit box 2, and circuit box 2 is according to the control received
Instruction generates the control instruction voltage for controlling momenttum wheel rotation, and then control momenttum wheel makes its revolving speed zero, even if tested
Momenttum wheel is in the original state of current test pattern；
One channel of multichannel oscillograph 5 continuously measures and records the control instruction that circuit box 2 is applied to momenttum wheel
Voltage, another channel of multichannel oscillograph 5 continuously measure and record the telemetering of speed of revolutions voltage of tested momenttum wheel 3；
Computer 1 sends the control instruction for moving momenttum wheel with positive maximum speed, 2 basis of circuit box to circuit box 2
The control instruction received generates the maximum control instruction voltage of forward direction for controlling momenttum wheel rotation, and then controls momentum
Wheel makes the positive maximum speed of its revolving speed, even if tested momenttum wheel is in the final state of current test pattern；
Multichannel oscillograph 5 records the partial data from original state to final state, and record data are denoted as tj、uj、Uj, j
=1,2 ..., m, in which:
tjFor the corresponding sampling instant of j-th of sampled point；
ujThe control instruction voltage sent for the corresponding circuit box 2 of j-th of sampled point；
UjFor the telemetering of speed of revolutions voltage of the corresponding tested momenttum wheel 3 of j-th of sampled point.
4] it calculates under test pattern 1, is tested the maximum reaction torque of momenttum wheel；
4.1] according to step 1.6] the obtained linear revolving speed-telemetering of speed of revolutions voltage model and step 3.2 of momenttum wheel] record
Telemetering of speed of revolutions voltage Uj, momenttum wheel is calculated in each sampling instant tjRevolving speed wj, specific formula for calculation is as follows:
wj=kw.Uj+W0
4.2] with N rank multinomial, (N takes 5,6,7 or 8) to tj, wjSequence is fitted, and obtains the when m- revolving speed of momenttum wheel
Relational expression is denoted as:
In formula, akFor the t of multinomial w (t)kThe fitting coefficient of item；
4.3] momenttum wheel is calculated in each sampling instant tjCorresponding angular accelerationSpecific formula for calculation is as follows:
4.4] the rotary inertia J of the momenttum wheel rotor measured before taking momenttum wheel to cover calculates momenttum wheel in each sampling instant
tjCorresponding maximum reaction torque L (tj), specific formula for calculation is as follows:
4.5] with revolving speed wjFor abscissa, with maximum reaction torque L (tj) it is ordinate, draw revolving speed-maximum reaction
M curve has thus obtained in the entire range of speeds, the maximum reaction torque of momenttum wheel, realizes that the maximum of momenttum wheel is anti-
The comprehensive test and evaluation of opplied moment.
5] step 3 is repeated]~4], respectively obtain tested momenttum wheel 3 under test pattern 2, test pattern 3, test pattern 4
Maximum reaction torque.
Claims (3)
1. a kind of momenttum wheel maximum reaction torque test method, which comprises the following steps:
1] linear revolving speed-telemetering of speed of revolutions voltage characteristic of tested momenttum wheel is tested:
1.1] in the value range of the control instruction voltage for controlling tested momenttum wheel rotation, periodic sampling n sampling
The control instruction voltage of sampling is denoted as V by point1, V2..., Vi..., Vn；
1.2] successively to tested momenttum wheel apply step 1.1] sampling control instruction voltage Vi, momenttum wheel motion stabilization to be tested
Afterwards, the tacho-pulse frequency P that momenttum wheel is tested under stable state is measurediWith telemetering of speed of revolutions voltage vi, i=1,2 ..., n；
1.3] each control instruction voltage V is calculatediUnder, it is tested the steady-state speed w of momenttum wheeli:
In formula, M is that tested momenttum wheel rotates one week number for generating pulse；
1.4] linear revolving speed-telemetering of speed of revolutions voltage model w of tested momenttum wheel is establishedi=kw·Vi+w0, obtain kwAnd w0:
In formula, kwTo be tested momentum wheel speed to the sensitivity system of control instruction voltage
Number, w0To be tested steady-state speed of the momentum rotation when control instruction voltage is zero；
2] four kinds of test patterns of maximum reaction torque are defined:
Test pattern 1: original state is that tested momentum wheel speed is zero；Final state is that tested momentum wheel speed is positive to highest
Revolving speed；
Test pattern 2: original state is that tested momentum wheel speed is zero；Final state is that tested momentum wheel speed is negative to highest
Revolving speed；
Test pattern 3: original state is that tested momentum wheel speed is positive to maximum speed；Final state is tested momentum wheel speed
It is zero；
Test pattern 4: original state is that tested momentum wheel speed is negative to maximum speed；Final state is tested momentum wheel speed
Zero；
3] from four kinds of test patterns, a kind of test pattern is chosen, is obtained under current test pattern, be tested turning for momenttum wheel
Fast characteristic information:
So that tested momenttum wheel is in the original state of current test pattern, continuously measures and records the telemetering of speed of revolutions of tested momenttum wheel
Voltage, and the control instruction voltage being applied on tested momenttum wheel, until tested momenttum wheel is in the end of current test pattern
Only state, recorded data are as follows:
tj、uj、Uj, j=1,2 ..., m, in which:
tjFor the corresponding sampling instant of j-th of sampled point；
ujFor the corresponding control instruction voltage being applied on tested momenttum wheel of j-th of sampled point；
UjFor the telemetering of speed of revolutions voltage of the corresponding tested momenttum wheel of j-th of sampled point；
4] it calculates under current test pattern, is tested the maximum reaction torque of momenttum wheel:
4.1] according to step 1.4] the obtained linear revolving speed-telemetering of speed of revolutions voltage model and step 3 of tested momenttum wheel] record
Telemetering of speed of revolutions voltage Uj, tested momenttum wheel is calculated in each sampling instant tjRevolving speed wj, specific formula for calculation is as follows:
wj=kw·Uj+w0
4.2] to tj, wjSequence is fitted, and is obtained the when m- rotation speed relation formula of momenttum wheel, is denoted as:
4.3] momenttum wheel is calculated in each sampling instant tjCorresponding angular accelerationSpecific formula for calculation is as follows:
4.4] the rotary inertia J of the momenttum wheel rotor measured before taking momenttum wheel to cover calculates momenttum wheel in each sampling instant tjIt is corresponding
Maximum reaction torque L (tj), specific formula for calculation is as follows:
4.5] with revolving speed wjFor abscissa, with maximum reaction torque L (tj) it is ordinate, draw revolving speed-maximum reaction torque
Curve is to get in the entire range of speeds for having arrived current test pattern, the maximum reaction torque of momenttum wheel；
5] judge whether that traversal completes all test patterns, if it is not, return step 3]；If so, terminating testing process.
2. momenttum wheel maximum reaction torque test method according to claim 1, it is characterised in that: the step 4.2]
In be with N rank multinomial to tj, wjSequence is fitted, and N takes 5,6,7 or 8.
3. a kind of momenttum wheel for realizing any momenttum wheel maximum reaction torque test method of claim 1-2 is maximum anti-
Opplied moment test device, it is characterised in that: including computer, circuit box, frequency meter and multichannel oscillograph；
Computer is used to send control instruction to circuit box, at the data recorded to frequency meter and multichannel oscilloscope measurement
It is anti-to obtain the maximum of the revolving speed-telemetering of speed of revolutions voltage linear model and tested momenttum wheel of tested momenttum wheel in each mode for reason
Opplied moment；
Circuit box is used for the control instruction sent according to computer, generates the control instruction electricity for controlling tested momenttum wheel rotation
Pressure；
Frequency meter is used to measure the tacho-pulse frequency of tested momenttum wheel；
The control that multichannel oscillograph is used to continuously measure and record the telemetering of speed of revolutions voltage of tested momenttum wheel and circuit box generates
Command voltage processed.
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| CN104062054A (en) * | 2014-06-10 | 2014-09-24 | 北京控制工程研究所 | Method for measuring torque under low rotation speed and poor information condition of momentum wheel |
| CN109143861A (en) * | 2018-09-07 | 2019-01-04 | 哈尔滨工业大学 | A kind of speed change tilt momentum wheel system Active Vibration Suppression Method based on torquer |
| CN109211272A (en) * | 2018-09-07 | 2019-01-15 | 哈尔滨工业大学 | Angle transducer constant multiplier measurement method is tilted using the speed change tilt momenttum wheel of Space Rotating torque |
| CN109459167A (en) * | 2018-09-30 | 2019-03-12 | 中国空间技术研究院 | Satellite momentum wheel moment of friction ground on-line testing method and system |
| CN109143280A (en) * | 2018-10-10 | 2019-01-04 | 上海微小卫星工程中心 | A kind of integrated state closed loop test system of satellite and corresponding test method |
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