CN104635093B - A kind of test device of electromechanical servo system electrical characteristics - Google Patents
A kind of test device of electromechanical servo system electrical characteristics Download PDFInfo
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- CN104635093B CN104635093B CN201510088923.1A CN201510088923A CN104635093B CN 104635093 B CN104635093 B CN 104635093B CN 201510088923 A CN201510088923 A CN 201510088923A CN 104635093 B CN104635093 B CN 104635093B
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Abstract
The present invention provides a kind of test device of electromechanical servo system electrical characteristics to make up the blank of prior art, and the device includes the first test module, the second test module and computer；Two kinds of connectors for being respectively used to the power output end and PMU input for connecting electromechanical servo system are provided with first test module, and pass through the line voltage distribution and electric current of built-in test sensor test access PMU；The connector of the connector of the PMU output end for connecting electromechanical servo system and the three road inputs for the driver that connects electromechanical servo system is provided with second test module, and tests by built-in test sensor the voltage and current of the connection line of three road inputs of the PMU output end and driver respectively；The voltage and current for each circuit that all test sensors of computer acquisition are measured, and provide it to user.What the device can test electromechanical coupling system uses electrical characteristics.
Description
Technical field
The present invention relates to electro-mechanical arts, a kind of test device of electromechanical servo system electrical characteristics is particularly related to.
Background technology
Servo power supply is to servomotor to export electric energy under the control of SERVO CONTROL driver, therefore servo control mechanism is negative
Carry characteristic and control the characteristic of driver and power supply to be in close coupled relation, the characteristic of one side power supply is to determine electromechanical servo
One of factor of mechanism output characteristics, the working condition of another aspect servo-driver can produce shadow to the performance of servo power supply again
Ring.How system reliably solves the regenerative electric energy that produces in electromechanical servo work, it is ensured that power supply and servo drive circuit it is reliable
And safety, system optimizing control is not only needed, also need research electromechanical coupling system uses electrical characteristics.But, there is presently no energy
It is enough effectively to know power work time length, the scheme of the use electrical characteristics of high-tension electromechanical coupling system.
The content of the invention
It is an object of the invention to provide a kind of test device of electromechanical servo system electrical characteristics to make up prior art
Blank, the device can test the use electrical characteristics of electromechanical coupling system, solve the regenerative electric energy that electromechanical coupling system is produced, simultaneously
The regenerative electric energy that can also be stored using power supervisor meets the operating mode worked long hours, and can compensated peak electric current, reduction
Energy requirement of the servo control mechanism to power supply.
A kind of test device for electromechanical servo system electrical characteristics that the present invention is provided, including：First test module, second
Test module and the computer being connected with first test module, the second test module；First test module includes the
One test circuit and one group of test sensor；First test circuit includes the first connector and the second connector；Described
The power output end connection of one connector input and electromechanical servo system to be tested, output end and second connector
Input is connected；The input of the PMU of the output end of second connector and electromechanical servo system to be tested
Connection；The test sensor is used for the voltage and current for measuring the second connector input；Second test module
Including testing sensor described in the second test circuit and four groups；Second test circuit is patched including the 3rd connector, the 4th
The PMU of part, the 5th connector and the 6th connector, the 3rd connector and electromechanical servo system to be tested
Output end connection, the 4th connector, the 5th connector, the 6th connector three be parallel with one another, and the input of three is equal
Connected with the output end of the 3rd connector, the driver connection of the output end of three and electromechanical servo system to be tested；
Three tunnels that sensor is respectively used to measure the four, the five, the 6th connector and the 3rd connector are tested described in three groups
The voltage and current of connection line, described in one group test sensor be used for measure the 3rd connector output end voltage and
Electric current；What each group test sensor that the computer is used to gather in first test module and the second test module was measured
The voltage and current of each circuit, and provide it to user.
In some specific embodiments, when the power supply of the electromechanical servo system to be tested includes ground power supply and electricity
During the two kinds of powering modes in pond, first test circuit includes two group of first connector, in addition to two breakers；One group first
The ground power supply output end connection of the input of connector and electromechanical servo system to be tested, output end series connection one is described disconnected
Input after the device of road with second connector is connected；The input and electromechanical servo to be tested of another group of the first connector
Input after the battery output connection of system, output end one breaker of series connection with second connector is connected.
In some specific embodiments, second test circuit also includes three groups of direct current air switch；Described 4th patches
The output that part, the 5th connector, the input of the 6th connector are connected after one group of direct current air switch with the 3rd connector respectively
End connection.
Testing sensor in some specific embodiments, described in every group includes the voltage sensor with connection to be measured
And current sensor, it is respectively used to measure the voltage and current of itself institute's connection line.
Wherein, the voltage sensor is popped one's head in for differential voltage, and the current sensor is popped one's head in for Hall current；Described
One test module also includes being used for the first probe power supply for the Hall current probe power supply in it, the second test mould
Block also includes being used for the second probe power supply for the Hall current probe power supply in it.
In some specific embodiments, the computer includes one block of high speed voltage acquisition plate and one block of high speed electric current is adopted
Collect plate；The collection port of the high speed voltage acquisition plate and all voltages in first test module and the second test module
The output end connection of sensor, for gathering the line voltage distribution of each voltage sensor measurement and providing it to user；The height
The collection port of fast current acquisition plate is connected with all current sensors in first test module and the second test module,
For gathering the line current of each current sensor measurement and providing it to user.
The above-mentioned test device that the present invention is provided can test the use electrical characteristics of electromechanical coupling system, solve electromechanical coupling system
The regenerative electric energy of generation, while the regenerative electric energy that can also be stored using power supervisor meets the operating mode worked long hours, and
Energy compensated peak electric current, reduces energy requirement of the servo control mechanism to power supply, and the test device connects simple and reliable, picking rate
It is accurate at a high speed, with mobile and locking function, with versatility.
Brief description of the drawings
Fig. 1 is that a kind of brief configuration of the test device of electromechanical servo system electrical characteristics provided in an embodiment of the present invention is shown
It is intended to；
Fig. 2 is that electromechanical servo system provided in an embodiment of the present invention is preferably tied with the one of which of the test device of electrical characteristics
Structure schematic diagram；
Fig. 3 is another preferred structure of the test device of electromechanical servo system electrical characteristics provided in an embodiment of the present invention
Schematic diagram.
[description of reference numerals]
1st, the first test module；
2nd, the second test module；
3rd, computer；
4th, the first test circuit；
5th, sensor is tested；
6th, the first connector；
7th, the second connector；
8th, PMU；
9th, the second test circuit；
10th, the 3rd connector；
11st, the 4th connector；
12nd, the 5th connector；
13rd, the 6th connector；
14th, driver；
15th, breaker；
16th, ground power supply；
17th, battery；
18th, direct current air switch；
19th, voltage sensor；
20th, current sensor；
21st, the first probe power supply；
22nd, the second probe power supply.
Embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
Fig. 1 is that a kind of brief configuration of the test device of electromechanical servo system electrical characteristics provided in an embodiment of the present invention is shown
It is intended to, the test device includes：First test module 1, the second test module 2 and with the first test module 1, the second test module
The computer 3 of 2 connections.
Wherein, the first test module 1 includes the first test circuit 4 and one group of test sensor 5；First test circuit 4 is wrapped
Include the first connector 6 and the second connector 7；The power supply output of the input of first connector 6 and electromechanical servo system to be tested
The input connection of end connection, output end and the second connector 7；The output end and electromechanical servo to be tested of second connector 7
The input connection of the PMU 8 of system；Test sensor 5 therein is used to measure the input of the second connector 7
Voltage and current.
Second test module 2 includes the second test circuit 9 and four groups of test sensors 5；Second test circuit 9 includes the 3rd
Connector 10, the 4th connector 11, the 5th connector 12 and the 6th connector 13, the 3rd connector 10 and electromechanics to be tested are watched
The output end connection of the PMU 8 of dress system, the 4th connector 11, the 5th connector 12, the three of the 6th connector 13
Parallel with one another, equal and the 3rd connector 10 the output end of the input of three is connected, the output end of three and electromechanics to be tested
The driver 14 of servo-drive system is connected；Three groups of test sensors 5 be respectively used to measurement the 4th connector 11, the 5th connector 12,
The voltage and current of three road connection lines of the 6th connector 13 and the 3rd connector 10, one group of test sensor 5 is used to measure
The voltage and current of the output end of 3rd connector 10.
What each group test sensor 5 that computer 3 is used to gather in the first test module 1 and the second test module 2 was measured
The voltage and current of each circuit, and provide it to user.
Preferably, when the power supply of electromechanical servo system to be tested includes two kinds of powering modes of ground power supply and battery,
Electromechanical servo system provided in an embodiment of the present invention is preferably structure shown in Fig. 2 with the test device of electrical characteristics, wherein, first surveys
Trying circuit 4 includes two group of first connector 6, in addition to two breakers 15.As shown in Figure 2, one group of first connector 6 is defeated
Enter the output end connection of the ground power supply 16 of end and electromechanical servo system to be tested, output end connect after a breaker 15 and
The input connection of second connector 7；The battery of the input of another group of the first connector 6 and electromechanical servo system to be tested
Input after 17 output end connection, output end one breaker 15 of series connection with the second connector 7 is connected.So, due to defeated
Entering the breaker of side two has mechanical hardware interlock, therefore can prevent 17 two kinds of power supplys of ground power supply 16 and battery simultaneously
Input.
Preferably, short-circuit protection function, such as Fig. 2 are provided to the internal circuit of the test device and the output of three tunnels in order to realize
Shown, the second test circuit 9 also includes three groups of direct current air switch 18, and now, the 4th connector 11, the 5th connector the 12, the 6th connect
The input of plug-in unit 13 is connected be connected with the output end of the 3rd connector 10 after one group of direct current air switch 18 respectively.
Preferably, as shown in figure 3, every group of test sensor 5 includes the voltage sensor 19 and electricity with connection to be measured
Flow sensor 20, is respectively used to measure the voltage and current of itself institute's connection line.
Preferably, voltage sensor 19 is popped one's head in for differential voltage, and current sensor 20 is popped one's head in for Hall current；Such as Fig. 3 institutes
Show, the first test module 1 also includes being used for the first probe power supply 21 for the Hall current probe power supply in it, the second test mould
Block 2 also includes being used for the second probe power supply 22 for the Hall current probe power supply in it.
Preferably, computer 3 includes one block of high speed voltage acquisition plate and one block of high speed current acquisition plate；High speed voltage acquisition
The collection port of plate is connected with the output end of all voltage sensors 19 in the first test module 1 and the second test module 2, is used
In gathering line voltage distribution that each voltage sensor 19 measures and provide it to user；The collection port of high speed current acquisition plate with
All current sensors 20 in first test module 1 and the second test module 2 are connected, and are surveyed for gathering each current sensor 20
The line current of amount simultaneously provides it to user.
All circuits and module of above-mentioned test device provided in an embodiment of the present invention are all integrally disposed in outside a device
In shell, when actual use, left and right elevator servo control mechanism and rudder servo are separately mounted in single-station load table,
SERVO CONTROL driver and servo power supply administrative unit, which are placed on, to radiate in good isolation mesa.Will using ground test cable
1 servo power supply administrative unit, 1 SERVO CONTROL driver are plugged on the respective cartridges interface of the test device, and by 2
Platform elevator servo control mechanism, 1 rudder servo and energy test box are linked to be system, complete servo-drive system electrical characteristics
Experiment.
Above-mentioned test device can be converted to the voltage and current signal of electromechanical servo power supply output, by power management module
Totally 4 road signals gather simultaneously busbar voltage electric current after processing；The use electrical characteristics of electromechanical servo system can be investigated, such as
Regenerative electric energy size and the form of expression, occurs during big pulse current load condition and in actuator power pipe turn off process
Peak voltage and the characteristics of peak current on caused power source bus.In addition, can be entered by computer to the signal gathered
The online and offline processing of row, and storage, display in the form of curve and data form；The design objective of current power can be verified
The need for electricity of servo control mechanism ground experiment, such as peak point current, scope range of the fluctuation of voltage, electricity capacity index can be met.Can
With the friendly man-machine interface provided by computer, acquisition channel, frequency acquisition are configured, and ethernet communication can be provided
Interface and USB interface, realize the external exchange of institute's gathered data.The breaker of input side has mechanical hardware interlock, prevents
Only two kinds of power supplys of ground power supply and battery are inputted simultaneously；The setting of direct current air switch provides short circuit for internal circuit and the output of 3 tunnels
Defencive function, can also make the output of 3 tunnels carry out hand switch control.In brief, the device can test the use of electromechanical coupling system
Electrical characteristics, solve the regenerative electric energy that electromechanical coupling system is produced, while the regenerative electric energy that can also be stored using power supervisor
The operating mode worked long hours, and energy compensated peak electric current are met, energy requirement of the servo control mechanism to power supply is reduced, and the test is filled
Simple and reliable, the picking rate high speed of connection is put accurate, with mobile and locking function, with versatility.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of test device of electromechanical servo system electrical characteristics, it is characterised in that including：First test module, second are surveyed
Die trial block and the computer being connected with first test module, the second test module；
First test module includes the first test circuit and one group of test sensor；First test circuit includes first
Connector and the second connector；The power output end of the first connector input and electromechanical servo system to be tested connects
Connect, the input connection of output end and second connector；The output end and electromechanics to be tested of second connector are watched
The input connection of the PMU of dress system；The test sensor is used to measure the second connector input
Voltage and current；
Second test module includes the second test circuit and four groups of test sensors；Second test circuit includes the 3rd
Connector, the 4th connector, the 5th connector and the 6th connector, the 3rd connector and electromechanical servo system to be tested
PMU output end connection, the 4th connector, the 5th connector, the 6th connector three be parallel with one another,
The input of three is connected with the output end of the 3rd connector, the output end of three and electromechanical servo system to be tested
Driver connection；Wherein three groups test sensors are respectively used to measurement the four, the five, the 6th connector and the described 3rd
The voltage and current of three road connection lines of connector, last group test sensor is used to measure the defeated of the 3rd connector
Go out the voltage and current at end；
What each group test sensor that the computer is used to gather in first test module and the second test module was measured
The voltage and current of each circuit, and provide it to user.
2. the test device of electromechanical servo system electrical characteristics as claimed in claim 1, it is characterised in that when described to be tested
Electromechanical servo system power supply include two kinds of powering modes of ground power supply and battery when, first test circuit include two groups
First connector, in addition to two breakers；The ground of the input of one group of first connector and electromechanical servo system to be tested
Input after face power output end connection, output end one breaker of series connection with second connector is connected；It is another
The battery output connection of the input and electromechanical servo system to be tested of the first connector of group, output end is connected another institute
The input after breaker with second connector is stated to connect.
3. the test device of electromechanical servo system electrical characteristics as claimed in claim 1, it is characterised in that second test
Circuit also includes three groups of direct current air switch；4th connector, the 5th connector, the input of the 6th connector connect one respectively
It is connected after group direct current air switch with the output end of the 3rd connector.
4. the test device of the electromechanical servo system electrical characteristics as described in any one of claims 1 to 3, it is characterised in that every
The group test sensor includes the voltage sensor and current sensor with connection to be measured, is respectively used to measure itself institute
The voltage and current of connection line.
5. the test device of electromechanical servo system electrical characteristics as claimed in claim 4, it is characterised in that the voltage sensor
Device is popped one's head in for differential voltage, and the current sensor is popped one's head in for Hall current；It is it that first test module, which also includes being used for,
First probe power supply of interior Hall current probe power supply, second test module also includes being used for be described in it
Second probe power supply of Hall current probe power supply.
6. the test device of electromechanical servo system electrical characteristics as claimed in claim 5, it is characterised in that the computer bag
Include one block of high speed voltage acquisition plate and one block of high speed current acquisition plate；The collection port of the high speed voltage acquisition plate and described the
The output end connection of all voltage sensors in one test module and the second test module, is surveyed for gathering each voltage sensor
The line voltage distribution of amount simultaneously provides it to user；The collection port of the high speed current acquisition plate and first test module and
All current sensors connection in second test module, for gathering the line current of each current sensor measurement and being carried
Supply user.
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| CN201510088923.1A CN104635093B (en) | 2015-02-27 | 2015-02-27 | A kind of test device of electromechanical servo system electrical characteristics |
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| CN201510088923.1A CN104635093B (en) | 2015-02-27 | 2015-02-27 | A kind of test device of electromechanical servo system electrical characteristics |
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| CN104635093B true CN104635093B (en) | 2017-07-28 |
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| CN102116848A (en) * | 2010-01-04 | 2011-07-06 | 鸿富锦精密工业（深圳）有限公司 | System for testing conversion efficiencies of power supplies |
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|---|---|---|---|---|
| CN1548972A (en) * | 2003-05-10 | 2004-11-24 | 华为技术有限公司 | Apparatus for testing electric power system |
| WO2008102984A1 (en) * | 2007-02-21 | 2008-08-28 | Yeon Tae Ha | Power conversion system and method |
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