CN106443281A - Standard satellite load verification equipment - Google Patents
Standard satellite load verification equipment Download PDFInfo
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- CN106443281A CN106443281A CN201611024944.8A CN201611024944A CN106443281A CN 106443281 A CN106443281 A CN 106443281A CN 201611024944 A CN201611024944 A CN 201611024944A CN 106443281 A CN106443281 A CN 106443281A
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- modulate circuit
- electric capacity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Abstract
The invention provides standard satellite load verification equipment. The standard satellite load verification equipment comprises a special transfer box, an equivalent platform, an LED display screen, a mouse and a keyboard, wherein the two ends of the special transfer box are respectively connected with a tested object and the equivalent platform; the equivalent platform is connected with the LED display screen, the mouse, the keyboard and a testing local area network; the equivalent platform comprises a mainboard, an analog quantity acquisition conditioning circuit, a contact output conditioning circuit, an analog signal output conditioning circuit, an instantaneous channel detection conditioning circuit, a continuous channel detection conditioning circuit, an add-drop separation pulse detection conditioning circuit and an equivalent device power supply; and an analog quantity input and output card and a digital quantity input and output card are arranged on the mainboard. The standard satellite load verification equipment can complete all functions of a ground testing system and quick testing of an interface, can realize adaption of different types of signal interfaces, and is accurate and reliable in detection result and high in safety.
Description
Technical field
A kind of a kind of the present invention relates to load checking equipment, in particular it relates to standard type satellite load checking equipment.
Background technology
Satellite power supply and distribution system as on satellite be responsible for produce, storage, conversion, adjust and distribution electric energy subsystem, it
It is supplied to the reliable energy resource supply of equipment safety of each subsystem of satellite, be indispensable important leverage system in satellite.
Ground is checked to satellite power supply and distribution system by sending out control platform, solar simulation battle array and service cable, thus sends out control platform, sun mould
The function accuracy of matroid and service cable and performance accuracy directly influence the testing level of power supply-distribution system.
Traditional ground installation test is to be tested using manual method, due to ground installation external interface quantity and class
Type is numerous, needs to test together using various test equipment set, not only inefficiency, and there is security risk, grinds for this
Make a set of standard type satellite load checking equipment, significant to lifting testing efficiency and security.
Content of the invention
For defect of the prior art, it is an object of the invention to provide a kind of standard type satellite load checking equipment, its
Using standardized host computer system, coordinate analog quantity input-output card and digital quantity input-output card, complete to ground test system
System various functions, the quick test of interface, the signaling interface adaptation of achievable different model, testing result is accurately and reliably and safety
Property high.
According to an aspect of the present invention, provide a kind of standard type satellite load checking equipment it is characterised in that it includes
Special transfer box, equivalent platform, LED display, mouse, keyboard, the two ends of special transfer box respectively with measurand, equivalent flat
Platform is connected, and equivalent platform is connected with LED display, mouse, keyboard, test LAN；
Special transfer box includes pull-off plug, point slotting control input interface, limiting protector, connector, pull-off plug with
Slotting control input interface is divided to be connected, a point slotting control input interface is connected with limiting protector, and limiting protector is connected with connector,
Measurand is connected with pull-off plug；
Equivalent platform includes motherboard, analog acquisition modulate circuit, contact output modulate circuit, analog signal output tune
Reason circuit, instant channel detection modulate circuit, continue Air conduct measurement modulate circuit, point slotting discrete pulse detection modulate circuit, etc.
Effect device power supply, motherboard is provided with analog input and output card and digital quantity input-output card, analog acquisition conditioning electricity
Road, contact output modulate circuit, analog signal output modulate circuit, instant channel detection modulate circuit, lasting Air conduct measurement are adjusted
Reason circuit, a point slotting discrete pulse detection modulate circuit are all connected with motherboard, motherboard and LED display, mouse, keyboard, survey
Examination LAN is connected, and analog acquisition modulate circuit, contact export modulate circuit, analog signal output modulate circuit, instantaneously lead to
Road detection modulate circuit, continue Air conduct measurement modulate circuit, point slotting discrete pulse detection modulate circuit all with described connector phase
Even.
Preferably, described analog acquisition modulate circuit include first resistor, second resistance, the first electric capacity, the second electric capacity,
3rd electric capacity, the first amplifier, the feeder ear of described special transfer box is connected with first resistor, first resistor and second resistance,
Three pin of the first amplifier are connected, and second resistance is grounded, and the first electric capacity is in parallel with second resistance, a pin of the first amplifier and the
Two pin of one amplifier are all connected with output end, and four pin of the first amplifier are connected with 15V voltage, the second electric capacity, the 3rd electric capacity,
Second electric capacity and the 3rd electric capacity are in parallel.
Preferably, described contact output modulate circuit include the first control joint, the second amplifier, the first relay, the
One relay switch, the first control joint is connected with the second amplifier, the fly-wheel diode that the inside of the second amplifier is provided with
Ten pin are connected with the first relay, and the second amplifier and the first relay are all connected with 12V voltage, and the first relay switch is located at
Between one auxiliary contact.
Preferably, analog signal output modulate circuit is divided into adjustable analog signal output modulate circuit and fixed-analog signal
Output modulate circuit；
Adjustable analog signal output modulate circuit include 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th
Resistance, the 4th electric capacity, the 5th electric capacity, the 3rd amplifier, the 4th amplifier, the 5th amplifier, the second relay, the second relay
Switch, the 3rd relay, the 3rd relay switch, the second control joint, the 3rd control joint, two pin of the 3rd amplifier and
Three resistance, the 4th resistance are connected, and 3rd resistor is grounded, and a pin of the 3rd amplifier is connected with 0-10V voltage, the 5th resistant series
Between four pin and seven pin of the 3rd amplifier of the 3rd amplifier, four pin ground connection of third party's amplifier, the 3rd amplifier
Six pin are connected with the 4th resistance, the second relay switch, and the second relay switch is connected with the 6th resistance, the 3rd relay switch
One end be connected with 0-45V voltage, the other end of the 3rd relay switch is connected with the 7th resistance, the 3rd relay switch closure
When, the other end of the 3rd relay switch is connected with the 6th resistance, the 7th resistance eutral grounding, the second control joint and the 4th amplifier
It is connected, the 4th amplifier is connected with the second relay and the 4th amplifier ground, and the second relay is connected with 12V voltage, the 3rd
Control joint is connected with the 5th amplifier, and the 5th amplifier is connected and the 5th amplifier ground with the 3rd relay, the 3rd relay
Device is connected with 12V voltage；
Fixed-analog signal output modulate circuit includes the 8th resistance, the 6th amplifier, the 7th amplifier, the 4th relay
Device, the 4th relay switch, the 5th relay, the 5th relay switch, the 4th control joint, the 5th control joint, the 4th control
Joint processed is connected with the 6th amplifier, and the 6th amplifier is connected and the 6th amplifier ground with the 4th relay, the 4th relay
All it is connected with 12V voltage with the 5th relay, the 5th relay is connected with the 7th amplifier, the 7th amplifier is connect with the 5th control
Head is connected and the 7th amplifier ground, and one end of the 4th relay switch is connected with 28V voltage, one end of the 5th relay switch
It is connected with 0-45V voltage, the other end of the 5th relay switch is connected with the 8th resistance, the 8th resistance eutral grounding, when the 5th relay
During device switch closure, the other end of the 5th relay switch is connected with the other end of the 4th relay switch.
Preferably, described instant channel detection modulate circuit include the 9th resistance, the tenth resistance, the 11st resistance, first
Photoelectrical coupler, the two ends of the 9th resistance are connected with 28V end, 28V voltage respectively, the left side upper end of the first photoelectrical coupler and the
Ten resistance are connected, and the tenth resistance is connected with LEVEL1 end, and the left side lower end of the first photoelectrical coupler is connected with GND end and the first light
The left side lower end ground connection of electric coupler, the right side upper end of the first photoelectrical coupler is connected with 5V voltage, the first photoelectrical coupler
Right side lower end is connected with the 11st resistance, level terminal, the 11st resistance eutral grounding.
Preferably, described continue Air conduct measurement modulate circuit include the 12nd resistance, the 13rd resistance, the 14th resistance,
Second photoelectrical coupler, the two ends of the 12nd resistance are connected with 28V end, 28V voltage respectively, on the left side of the second photoelectrical coupler
End is connected with the 13rd resistance, and the 13rd resistance is connected with LEVEL1 end, the left side lower end of the second photoelectrical coupler and GND end phase
Connect and the left side lower end of the second photoelectrical coupler is grounded, the right side upper end of the second photoelectrical coupler is connected with 5V voltage, the second light
The right side lower end of electric coupler is connected with the 14th resistance, level terminal, the 14th resistance eutral grounding.
Preferably, described point of slotting discrete pulse detection modulate circuit includes the 14th resistance, the 15th resistance, the 6th electricity
Appearance, the 7th electric capacity, the 8th electric capacity, the 8th amplifier, the feeder ear of described special transfer box is connected with the 14th resistance, and the 14th
Resistance is connected with three pin of the 15th resistance, the 8th amplifier, the 15th resistance eutral grounding, and the 6th electric capacity and the 15th resistance are simultaneously
Connection, a pin of the 8th amplifier and two pin of the 8th amplifier are all connected with output end, and four pin of the 8th amplifier are electric with 15V
Pressure, the 7th electric capacity, the 8th electric capacity are connected, and the 7th electric capacity and the 8th electric capacity are in parallel.
Preferably, described analog input and output card provides the software programmable input range of 32 sixteen bit precision
Analog input channel and eight 14 precision subscriber jumper arrange range analog output channel, wherein four tunnels with
Analog-to-digital conversion input channel pin multiplexing.
Preferably, described digital quantity input-output card provides 96 passage TTL or cmos compatible digital quantity I/O.
Compared with prior art, the present invention has following beneficial effect：The present invention adopts standardized host computer system, joins
Matched moulds analog quantity input-output card and digital quantity input-output card, complete the quick survey to ground testing system various functions, interface
Examination, the signaling interface adaptation of achievable different model, testing result is accurately and reliably and safe.
Brief description
The detailed description with reference to the following drawings, non-limiting example made by reading, the further feature of the present invention,
Objects and advantages will become more apparent upon：
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the circuit diagram of the analog acquisition modulate circuit of the present invention.
Fig. 3 is the circuit diagram of the contact output modulate circuit of the present invention.
Fig. 4 is the circuit diagram of the adjustable analog signal output modulate circuit of the present invention.
Fig. 5 is the circuit diagram of the fixed-analog signal output modulate circuit of the present invention.
Fig. 6 is the circuit diagram of the instant channel detection modulate circuit of the present invention.
Fig. 7 is the circuit diagram of the lasting Air conduct measurement modulate circuit of the present invention.
Fig. 8 is the circuit diagram of point slotting discrete pulse detection modulate circuit of the present invention.
Fig. 9 is the flow chart of steps to satellite load interface for the present invention.
Specific embodiment
With reference to specific embodiment, the present invention is described in detail.Following examples will be helpful to the technology of this area
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill to this area
For personnel, without departing from the inventive concept of the premise, some deformation can also be made and improve.These broadly fall into the present invention
Protection domain.
As shown in Figures 1 to 8, standard type satellite load of the present invention checking equipment include special transfer box, equivalent platform,
LED (light emitting diode) display screen, mouse, keyboard, the two ends of special transfer box are connected with measurand, equivalent platform respectively,
Equivalent platform is connected with LED display, mouse, keyboard, test LAN；
Special transfer box includes pull-off plug, point slotting control input interface, limiting protector, connector, pull-off plug with
Slotting control input interface is divided to be connected, a point slotting control input interface is connected with limiting protector, and limiting protector is connected with connector,
Measurand (sending out control platform, simulation battle array) is connected with pull-off plug；
Equivalent platform includes motherboard, analog acquisition modulate circuit, contact output modulate circuit, analog signal output tune
Reason circuit, instant channel detection modulate circuit, continue Air conduct measurement modulate circuit, point slotting discrete pulse detection modulate circuit, etc.
Effect device power supply, motherboard is provided with analog input and output card and digital quantity input-output card, analog acquisition conditioning electricity
Road, contact output modulate circuit, analog signal output modulate circuit, instant channel detection modulate circuit, lasting Air conduct measurement are adjusted
Reason circuit, a point slotting discrete pulse detection modulate circuit are all connected with motherboard, motherboard and LED display, mouse, keyboard, survey
Examination LAN is connected, and analog acquisition modulate circuit, contact export modulate circuit, analog signal output modulate circuit, instantaneously lead to
Road detection modulate circuit, continue Air conduct measurement modulate circuit, point slotting discrete pulse detection modulate circuit all with described connector phase
Even.
Described analog acquisition modulate circuit includes first resistor R1, second resistance R2, the first electric capacity C1, the second electric capacity
C2, the 3rd electric capacity C3, the first amplifier U1A, the feeder ear of described special transfer box is connected with first resistor R1, first resistor R1
It is connected with three pin of second resistance R2, the first amplifier U1A, second resistance R2 is grounded, the first electric capacity C1 is with second resistance R2 simultaneously
Connection, two pin of a pin of the first amplifier U1A and the first amplifier U1A are all connected with output end, four pin of the first amplifier U1A
It is connected with 15V voltage, the second electric capacity C2, the 3rd electric capacity C3, the second electric capacity C2 and the 3rd electric capacity C3 is in parallel；
Modulate circuit is divided into three parts, respectively attenuation network part, LPF part, voltage follow part, decay
Network is in order to the power supply signal (120V) exporting special transfer box decays to expiring of ADT-882 capture card AD (analog-to-digital conversion)
In the range of range (10V), because power supply signal is carried out the 0.1A electric current of device output, it is not easy to gather and measures, using installation
In the limiting protector of special transfer box, current signal is converted into voltage signal and supplies AD collection and measurement, simultaneously take account of electric current
Larger, therefore the resistance of attenuation network part is needed for meeting in the case of attenuation ratio, select nominal value close to upper million resistance.
Described contact output modulate circuit include the first control joint DO1, the second amplifier U2A, the first relay J1, the
One relay switch K1, the first control joint DO1 is connected with the second amplifier U2A, and it is continuous that the inside of the second amplifier U2A is provided with
Ten pin of stream diode are connected with the first relay J1, and the second amplifier U2A and the first relay J1 are connected with 12V voltage,
First relay switch K1 is located between an auxiliary contact；
First relay switch is located at simulator for sending out between the auxiliary contact that control platform provides, and simulator passes through control first
Control joint is controlling the second amplifier, and then controls the break-make of the first relay switch, and the inside of the second amplifier is provided with continuous
Stream diode, ten pins of fly-wheel diode are connected with the 12V power supply of the first relay, so prevent the second amplifier because of reversal connection
And damage.
Analog signal output modulate circuit is divided into adjustable analog signal output modulate circuit and fixed-analog signal output to adjust
Reason circuit；
Adjustable analog signal output modulate circuit includes 3rd resistor R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance
R6, the 7th resistance R7, the 4th electric capacity C4, the 5th electric capacity C5, the 3rd amplifier U3A, the 4th amplifier U4A, the 5th amplifier
U5A, the second relay J2, the second relay switch K2, the 3rd relay J3, the 3rd relay switch K3, the second control joint
DO2, the 3rd control joint DO3, two pin of the 3rd amplifier U3A are connected with 3rd resistor R3, the 4th resistance R4,3rd resistor R3
Ground connection, a pin of the 3rd amplifier U3A is connected with 0-10V voltage, the 5th resistance R5 be series at four pin of the 3rd amplifier U3A with
Between seven pin of the 3rd amplifier U3A, four pin ground connection, six pin of the 3rd amplifier U3A and the 4th electricity of third party amplifier U3A
Resistance R4, the second relay switch K2 are connected, and the second relay switch K2 is connected with the 6th resistance R6, the 3rd relay switch K3's
One end is connected with 0-45V voltage, and the other end of the 3rd relay switch K3 is connected with the 7th resistance R7, the 3rd relay switch K3
During closure, the other end of the 3rd relay switch K3 is connected with the 6th resistance R6, the 7th resistance R7 ground connection, the second control joint
DO2 is connected with the 4th amplifier U4A, and the 4th amplifier U4A is connected with the second relay J2 and the 4th amplifier U4A ground connection, the
Two relay J2 are connected with 12V voltage, and the 3rd control joint DO3 is connected with the 5th amplifier U5A, the 5th amplifier U5A and
Three relay J3 are connected and the 5th amplifier U5A ground connection, and the 3rd relay J3 is connected with 12V voltage；
Capture card DA (digital-to-analogue conversion) full scale is 10V, therefore adjustable analog signal output modulate circuit needs first to add one-level
High pressure amplifier OPA452, i.e. the 3rd amplifier, by voltage amplification to 45V, OPA452 has overheat protective function, when appearance overload
When making node temperature more than 160 DEG C of situations, the 3rd amplifier will be automatically switched off circuit makes output lose efficacy to prevent from damaging, and the 5th
Between four pin and seven pin of the 3rd amplifier of the 3rd amplifier, the resistance of the 5th resistance is one kilohm to resistant series, leads to
Road detects that the voltage of seven pin of the 3rd amplifier, to judge whether to transship, plays the effect of prevention, the present embodiment adopts the 5th electricity
Hinder but there is no the voltage detecting seven pin of the 3rd amplifier；
The rear stage of the 3rd amplifier adds the second small-sized relay to meet the output of single channel Control, meanwhile, skill
Art requires to propose the anti-output of four roadlocks (100 Ω, 200 Ω, 300 Ω, 400 Ω) and the adjustable analog output timesharing of four road 0-45V
Common cable node, therefore also need to again in the second relay rear stage plus be used for selecting the adjustable analog output of 0-45V still to hinder
3rd relay of the single-pole double-throw switch (SPDT) of anti-output, model G5V-1-DC12 of the 3rd relay.
Fixed-analog signal output modulate circuit include the 8th resistance R8, the 6th amplifier U6A, the 7th amplifier U7A,
Four relay J4, the 4th relay switch K4, the 5th relay J5, the 5th relay switch K5, the 4th control joint DO4,
Five control joints DO5, the 4th control joint DO4 is connected with the 6th amplifier U6A, the 6th amplifier U6A and the 4th relay J4
It is connected and the 6th amplifier U6A ground connection, the 4th relay J4 and the 5th relay J5 is connected with 12V voltage, the 5th relay
J5 is connected with the 7th amplifier U7A, and the 7th amplifier U7A is connected with the 5th control joint DO5 and the 7th amplifier U7A ground connection,
One end of 4th relay switch K4 is connected with 28V voltage, and one end of the 5th relay switch K5 is connected with 0-45V voltage, the
The other end of five relay switch K5 is connected with the 8th resistance R8, and the 8th resistance R8 ground connection, when the 5th relay switch K5 closes
When, the other end of the 5th relay switch K5 is connected with the other end of the 4th relay switch K4；
It is controlled that stent analog quantity output modulate circuit realizes break-make by the 4th plus relay, and before technical requirements proposition
Four tunnels also can export in impedance, therefore adds for selecting the list being the output of 28V stent analog quantity or impedance output in rear stage
5th relay of dpdt double-pole double-throw (DPDT), if without impedance output, need not add the circuit on the right side of the dotted line in Fig. 5.
Described instant channel detection modulate circuit include the 9th resistance R9, the tenth resistance R10, the 11st resistance R11, first
Photoelectrical coupler D1, the two ends of the 9th resistance R9 are connected with 28V end, 28V voltage respectively, on the left side of the first photoelectrical coupler D1
End is connected with the tenth resistance R10, and the tenth resistance R10 is connected with LEVEL1 (one-level) end, under the left side of the first photoelectrical coupler D1
End is connected with GND (ground connection) end and the left side lower end of the first photoelectrical coupler D1 is grounded, on the right side of the first photoelectrical coupler D1
End is connected with 5V voltage, and the right side lower end of the first photoelectrical coupler D1 is connected with the 11st resistance R11, level terminal DI1, and the 11st
Resistance R11 is grounded.
The described Air conduct measurement modulate circuit that continues includes the 12nd resistance R12, the 13rd resistance R13, the 14th resistance
R14, the second photoelectrical coupler D2, the two ends of the 12nd resistance R12 are connected with 28V end, 28V voltage respectively, the second photoelectric coupling
The left side upper end of device D2 is connected with the 13rd resistance R13, and the 13rd resistance R13 is connected with LEVEL1 end, the second photoelectrical coupler
The left side lower end of D2 is connected with GND end and the left side lower end of the second photoelectrical coupler D2 is grounded, the right side of the second photoelectrical coupler D2
Side upper end is connected with 5V voltage, and the right side lower end of the second photoelectrical coupler D2 is connected with the 14th resistance R14, level terminal DI1, the
14 resistance R14 ground connection.
28V end, LEVEL1 end, GND end are all used for being connected with special transfer box, when 28V end is connected with LEVEL1 end, light
Electric coupler LEDs ON, the loop current of former limit is If, light emitting diode makes the phototriode of secondary turn on, and produces
Raw electric current Ic, then the voltage V of level terminal DI1oFor high level；When 28V end is not connected to LEVEL1 end, light emitting diode ends,
The phototriode of secondary is also switched off, and level terminal DI1 is low level.
Described point of slotting discrete pulse detection modulate circuit includes the 14th resistance R14, the 15th resistance R15, the 6th electric capacity
C6, the 7th electric capacity C7, the 8th electric capacity C8, the 8th amplifier U8A, the feeder ear of described special transfer box and the 14th resistance R14
It is connected, the 14th resistance R14 is connected with three pin of the 15th resistance R15, the 8th amplifier U8A, the 15th resistance R15 ground connection,
6th electric capacity C6 is in parallel with the 15th resistance R15, a pin of the 8th amplifier U8A and two pin of the 8th amplifier U8A all with defeated
Go out end be connected, four pin of the 8th amplifier U8A are connected with 15V voltage, the 7th electric capacity C7, the 8th electric capacity C8, the 7th electric capacity C7 with
8th electric capacity C8 is in parallel.
Slotting discrete pulse is divided to detect the operation principle of modulate circuit and the operation principle of described analog acquisition modulate circuit
Similar, it is also first to decay, then LPF, finally plus voltage order one is followed to realize impedance matching, point slotting discrete pulse detection
The attenuation ratio of the attenuation ratio of modulate circuit and analog acquisition modulate circuit is different.
Described analog input and output card provides the simulation of the software programmable input range of 32 sixteen bit precision
The subscriber jumper of amount input channel and eight 14 precision arranges the analog output channel of range, and wherein four tunnels are turned with modulus
Change input channel pin multiplexing.
Described digital quantity input-output card provides 96 passage TTL (transistor-transistor logic) or CMOS (complementary gold
Belong to oxide semiconductor) compatible digital quantity I/O (input/output).
In the face of physical interface and the functional requirement of model differentiation, standard type satellite load checking equipment can pass through special turn
Connect case and realize physical interface adaptation, functional requirement adaptation is realized by software merit rating heavy duty, the signal of achievable different model connects
Mouth adaptation；Standard type satellite load verifies that equipment realizes the largest enveloping of signal type and number of channels, and provides unitized
Hardware interface, pull-off plug comes off signal for reception, and point slotting control input interface is used for processing and separates different input signals,
Limiting protector plays the effect of current-limiting protection, and connector is used for being connected with equivalent platform；The important list of equivalent platform simulation satellite
Machine on-off state, short circuit protection plug connection status, analog satellite load, simulation satellite and the rocket separation signal, receive come off signal,
Collection display analog signalses etc., analog acquisition modulate circuit, contact output modulate circuit, analog signal output conditioning electricity
Road, instant channel detection modulate circuit, lasting Air conduct measurement modulate circuit, a point slotting discrete pulse detection modulate circuit have all been used for
Become the signal between special transfer box and motherboard to change, modulate circuit mainly include attenuation network part, LPF part,
Voltage follow part etc.；Motherboard passes through analog input and output card installed therein and digital quantity input-output card, runs
Autotest program, completes analog acquisition, contact output, the detection of instantaneous path, persistent circuits detection, voltage output, impedance
The functions such as output, analog input and output card and digital quantity input-output card are all connected with external equipment or signal, and motherboard will
Test result is transferred to test LAN, and detection LAN is used for control instruction and monitoring parameter；Simulator power supply is used for
For equivalent platform power.
Standard type satellite load checking equipment is with the motherboard of bus industry control as test core, complete by being equipped with modulate circuit
Become the work such as data acquisition, test, process and control, through after host computer analysis, process, real-time testing result is shown in LCD
Screen display, thus completing to the test of analog parameter, analysis on star, coming from measurand (sending out control platform, actuator) and surveying
The control instruction of examination LAN, pulse command signal enter in satellite power supply and distribution test system through special transfer box, then pass through
Modulate circuit enters in industrial control host detecting and controlling system, after detecting system carries out detection identification to signal, according to test request
Carry out corresponding actions to export to sending out control platform, all tests, control information are shown on LCD display.
The system framework of motherboard adopts eight Rotating fields, respectively is lid, CPU (central processing unit) layer, an ADT
882 layers of (automatic data reduction), the 2nd ADT882 layer, the 3rd ADT882 layer, a CD2000 layer, the 2nd CD2000 layer and hard disk
Bottom layer, in order to be able to allow the radiating that motherboard can be good, is placed close to upper lid, makes the host computer system silicon chip that radiates have one
Fixed space, the advantage of this framework is that compact conformation, volume are minimum, and host computer system inner panel card has super low-power consumption, wide temperature
The feature of characteristic, provides a kind of good mode for improving the miniaturization of simulator platform and high reliability, and external frame material
Heat conductivility good.
As shown in figure 9, satellite load interface adopts TCP/IP (to pass transport control protocol with standard type satellite load checking equipment
View/Internet Protocol) agreement with the identity of client with test LAN communicated, receive by test LAN forward
Instruction, to test LAN return test result, and timing to test LAN send can reflect test equipment working condition
Canonical parameter.
In sum, the present invention adopts standardized host computer system, cooperation analog quantity input-output card and digital quantity input
Output card, completes the quick test to ground testing system various functions, interface, and the signaling interface of achievable different model is fitted
Join, testing result is accurately and reliably and safe.
Above the specific embodiment of the present invention is described.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various modifications or modification within the scope of the claims, this not shadow
Ring the flesh and blood of the present invention.
Claims (9)
1. a kind of standard type satellite load checking equipment it is characterised in that it include special transfer box, equivalent platform, LED show
Screen, mouse, keyboard, the two ends of special transfer box are connected with measurand, equivalent platform respectively, equivalent platform and LED display,
Mouse, keyboard, test LAN are connected；
Special transfer box includes pull-off plug, point slotting control input interface, limiting protector, connector, and pull-off plug is inserted with dividing
Control input interface is connected, and a point slotting control input interface is connected with limiting protector, and limiting protector is connected with connector, tested
Object is connected with pull-off plug；
Equivalent platform includes motherboard, analog acquisition modulate circuit, contact output modulate circuit, analog signal output conditioning electricity
Road, instant channel detection modulate circuit, lasting Air conduct measurement modulate circuit, point slotting discrete pulse detection modulate circuit, simulator
Power supply, motherboard is provided with analog input and output card and digital quantity input-output card, analog acquisition modulate circuit, touches
Point output modulate circuit, analog signal output modulate circuit, instant channel detection modulate circuit, lasting Air conduct measurement conditioning electricity
Road, a point slotting discrete pulse detection modulate circuit are all connected with motherboard, motherboard and LED display, mouse, keyboard, test office
Domain net is connected, analog acquisition modulate circuit, contact output modulate circuit, analog signal output modulate circuit, instant channel inspection
Survey modulate circuit, continue Air conduct measurement modulate circuit, divide a slotting discrete pulse detection modulate circuit to be all connected with described connector.
2. standard type satellite load checking equipment according to claim 1 is it is characterised in that described analog acquisition is nursed one's health
Circuit includes first resistor, second resistance, the first electric capacity, the second electric capacity, the 3rd electric capacity, the first amplifier, described special switching
The feeder ear of case is connected with first resistor, and first resistor is connected with three pin of second resistance, the first amplifier, and second resistance connects
Ground, the first electric capacity is in parallel with second resistance, and a pin of the first amplifier and two pin of the first amplifier are all connected with output end, the
Four pin of one amplifier are connected with 15V voltage, the second electric capacity, the 3rd electric capacity, and the second electric capacity and the 3rd electric capacity are in parallel.
3. standard type satellite load checking equipment according to claim 1 is it is characterised in that the output conditioning of described contact is electric
Road includes the first control joint, the second amplifier, the first relay, the first relay switch, and the first control joint is put with second
Big device is connected, and ten pin of the fly-wheel diode that the inside of the second amplifier is provided with are connected with the first relay, the second amplifier with
First relay is all connected with 12V voltage, and the first relay switch is located between an auxiliary contact.
4. standard type satellite load checking equipment according to claim 1 is it is characterised in that analog signal output conditioning is electric
Road is divided into adjustable analog signal output modulate circuit and fixed-analog signal output modulate circuit；
Adjustable analog signal output modulate circuit include 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance,
4th electric capacity, the 5th electric capacity, the 3rd amplifier, the 4th amplifier, the 5th amplifier, the second relay, the second relay switch,
3rd relay, the 3rd relay switch, the second control joint, the 3rd control joint, two pin of the 3rd amplifier and the 3rd electricity
Resistance, the 4th resistance are connected, and 3rd resistor is grounded, and a pin of the 3rd amplifier is connected with 0-10V voltage, and the 5th resistant series are in the
Between four pin of three amplifiers and seven pin of the 3rd amplifier, four pin ground connection of third party's amplifier, six pin of the 3rd amplifier
It is connected with the 4th resistance, the second relay switch, the second relay switch is connected with the 6th resistance, the one of the 3rd relay switch
End is connected with 0-45V voltage, and the other end of the 3rd relay switch is connected with the 7th resistance, during the 3rd relay switch closure,
The other end of the 3rd relay switch is connected with the 6th resistance, the 7th resistance eutral grounding, the second control joint and the 4th amplifier phase
Even, the 4th amplifier is connected with the second relay and the 4th amplifier ground, and the second relay is connected with 12V voltage, the 3rd control
Joint processed is connected with the 5th amplifier, and the 5th amplifier is connected and the 5th amplifier ground with the 3rd relay, the 3rd relay
It is connected with 12V voltage；
Fixed-analog signal output modulate circuit include the 8th resistance, the 6th amplifier, the 7th amplifier, the 4th relay,
Four relay switches, the 5th relay, the 5th relay switch, the 4th control joint, the 5th control joint, the 4th control joint
It is connected with the 6th amplifier, the 6th amplifier is connected and the 6th amplifier ground with the 4th relay, the 4th relay and the 5th
Relay is all connected with 12V voltage, and the 5th relay is connected with the 7th amplifier, and the 7th amplifier is connected with the 5th control joint
And the 7th amplifier ground, one end of the 4th relay switch is connected with 28V voltage, one end of the 5th relay switch and 0-
45V voltage is connected, and the other end of the 5th relay switch is connected with the 8th resistance, the 8th resistance eutral grounding, when the 5th relay is opened
When closing closure, the other end of the 5th relay switch is connected with the other end of the 4th relay switch.
5. standard type satellite load checking equipment according to claim 1 is it is characterised in that the detection of described instant channel is adjusted
Reason circuit includes the 9th resistance, the tenth resistance, the 11st resistance, the first photoelectrical coupler, the two ends of the 9th resistance respectively with 28V
End, 28V voltage are connected, and the left side upper end of the first photoelectrical coupler is connected with the tenth resistance, and the tenth resistance is connected with LEVEL1 end,
The left side lower end of the first photoelectrical coupler is connected with GND end and the left side lower end of the first photoelectrical coupler is grounded, the first smooth thermocouple
The right side upper end of clutch is connected with 5V voltage, and the right side lower end of the first photoelectrical coupler is connected with the 11st resistance, level terminal, the
11 resistance eutral groundings.
6. standard type satellite load checking equipment according to claim 1 is it is characterised in that the described Air conduct measurement that continues is adjusted
Reason circuit includes the 12nd resistance, the 13rd resistance, the 14th resistance, the second photoelectrical coupler, and the two ends of the 12nd resistance are divided
Be not connected with 28V end, 28V voltage, the left side upper end of the second photoelectrical coupler is connected with the 13rd resistance, the 13rd resistance with
LEVEL1 end be connected, the left side lower end of the second photoelectrical coupler be connected with GND end and the left side of the second photoelectrical coupler under termination
Ground, the right side upper end of the second photoelectrical coupler is connected with 5V voltage, the right side lower end of the second photoelectrical coupler and the 14th resistance,
Level terminal is connected, the 14th resistance eutral grounding.
7. standard type satellite load checking equipment according to claim 1 is it is characterised in that described point of slotting discrete pulse is examined
Survey modulate circuit and include the 14th resistance, the 15th resistance, the 6th electric capacity, the 7th electric capacity, the 8th electric capacity, the 8th amplifier, institute
The feeder ear stating special transfer box is connected with the 14th resistance, the 14th resistance and the 15th resistance, three pin of the 8th amplifier
It is connected, the 15th resistance eutral grounding, the 6th electric capacity and the 15th resistor coupled in parallel, a pin of the 8th amplifier and the two of the 8th amplifier
Pin is all connected with output end, and four pin of the 8th amplifier are connected with 15V voltage, the 7th electric capacity, the 8th electric capacity, the 7th electric capacity and
Eight electric capacity are in parallel.
8. standard type satellite load according to claim 1 checking equipment is it is characterised in that described analog input and output
The analog input channel of software programmable input range of card 32 sixteen bit precision of offer and eight 14 precision
Subscriber jumper the analog output channel of range, wherein four tunnels and analog-to-digital conversion input channel pin multiplexing are set.
9. standard type satellite load according to claim 1 checking equipment is it is characterised in that described digital quantity input and output
Card provides 96 passage TTL or cmos compatible digital quantity I/O.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611024944.8A CN106443281B (en) | 2016-11-17 | 2016-11-17 | Standard type satellite load verifies equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611024944.8A CN106443281B (en) | 2016-11-17 | 2016-11-17 | Standard type satellite load verifies equipment |
Publications (2)
| Publication Number | Publication Date |
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| CN106443281A true CN106443281A (en) | 2017-02-22 |
| CN106443281B CN106443281B (en) | 2019-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611024944.8A Active CN106443281B (en) | 2016-11-17 | 2016-11-17 | Standard type satellite load verifies equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109143278A (en) * | 2018-06-15 | 2019-01-04 | 上海卫星工程研究所 | A kind of control platform automation Acceptance Test of satellite standardization hair and metering system and method |
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| CN106443281B (en) | 2019-06-28 |
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