CN202748666U - Comprehensive telesignaling simulator - Google Patents

Comprehensive telesignaling simulator Download PDF

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Publication number
CN202748666U
CN202748666U CN 201220353145 CN201220353145U CN202748666U CN 202748666 U CN202748666 U CN 202748666U CN 201220353145 CN201220353145 CN 201220353145 CN 201220353145 U CN201220353145 U CN 201220353145U CN 202748666 U CN202748666 U CN 202748666U
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voltage
analog
output
signal
output unit
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CN 201220353145
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蒋岳志
李晨彦
彭璐
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Beijing Research Institute of Mechanical and Electrical Technology
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Beijing Research Institute of Mechanical and Electrical Technology
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Abstract

The utility model provides a comprehensive telesignaling simulator which comprises a voltage analog quantity output unit, an analog sensor signal output unit, a digital quantity signal output unit, a switch quantity signal output unit and a voltage transformation unit, wherein the voltage analog quantity output unit is used for simulating voltage analog quantity signals which are transmitted to a remote measurement system by all subsystems of a missile and outputting a plurality of groups of voltage analog quantities with different voltage ranges; the analog sensor signal output unit is used for simulating signal output of a sensor in the remote measurement system; the digital quantity signal output unit is used for simulating digital quantity signal output of all the subsystems of the missile; the switch quantity signal output unit is used for simulating switch quantity signal output of all the subsystems of the missile; and the voltage transformation unit is used for providing power supply voltage for the voltage signal analog quantity unit and the digital quantity analog unit as required. By using the comprehensive telesignaling simulator, analog output of analog quantity, switch quantity and digital quantity signals of various types can be realized, debugging and performance detection of the remote measurement system of a flight tester can be completed; and because of a universal design, debugging and testing demands of subsequent stages and remote measurement systems of other models can be met.

Description

Comprehensive telesignalisation simulator
Technical field
The utility model relates to a kind of comprehensive telesignalisation simulator, belongs to the Missile Telemetry System technical field.
Background technology
Telemetry system is carried out closed loop test to all measurement passages of telemetry system in development process, be the important step of telemetry system debugging and Performance Detection.In order to verify fully the performance of whole each signal sampling channel of telemetry system, need to provide the signal input of simulation to each signal sampling channel.
The platform telemetry system of taking a flight test measuring-signal quantity is large, type is various, comprises digital quantity, switching value, analog quantity, and different analog quantitys have different voltage magnitude scopes, and switching value also has connection 28V, disconnects 28V or disconnected earth signal.And the different development stages, having different measurement demands, the take a flight test telesignalisation of each system's output of platform different phase of real simulation is a very loaded down with trivial details job.
In the prior art, owing to not having a kind of reliable, convenient and the device in multiple telesignalisation source can be provided according to demand flexibly, in the practical operation, telemetry system ground joint-trial does not connect signal source at the collection measuring nose usually, this method causes the telemetry system performance to detect fully when subsystem level joint-trial, and part is measured the fault of passage and could be found in full bullet test, and then the Development Schedule of full bullet is brought adverse effect.
Summary of the invention
The purpose of this utility model is to overcome the prior art deficiency, and a kind of comprehensive telesignalisation simulator is provided.
Technical solution of the present utility model:
A kind of comprehensive telesignalisation simulator comprises:
One voltage analog output unit is used for each subsystem of simulated missile to be transferred to the voltage analog signal of telemetry system, exports some groups of different voltage range voltage analogs;
One analog sensor signal output unit is used for analog telemetering system inner sensor signal output;
One digital quantity signal output unit is used for the output of each subsystem digital quantity signal of simulated missile;
One switch amount output unit is used for the output of each subsystem switching value signal of simulated missile;
One voltage transformation module is used for as required providing supply voltage for described voltage signal analog output unit and digital quantity signal output unit.
Every group of voltage analog output of described voltage analog output unit comprises Voltage-output adjusting knob and several polarity of voltage change-over switches K M, described every group of Voltage-output adjusting knob is comprised of two adjusting knobs of regulating in the generating positive and negative voltage scope respectively, and it is connected with the voltage source that described voltage transformation module provides respectively; Several described polarity of voltage change-over switch two ends link to each other with the positive and negative voltage output end that described voltage transformation module provides respectively, its described polarity of voltage change-over switch K MBlade end is connected with voltage signal analog output end.
3 groups of voltage range outputs of described voltage analog output unit are respectively ± 5V ± 10V, ± 30V.
Described analog sensor signal output unit comprises resistance R Cg1, R Cg2With variable resistor R Cg3, the three connects and accesses the telemetering pickup supply voltage source of outside input, the anodal U of wherein said telemetering pickup supply voltage source Yc+With described resistance R Cg1One end links to each other, described telemetering pickup supply voltage source earth polar U Yc groundWith described variable resistor R Cg3One end links to each other, and n road Sensor Analog Relay System signal output part is in parallel, and its common terminal accesses described R Cg1And R Cg2Thereby series connection mid point output n road sensor die analog signal, Sensor Analog Relay System signal ground end and described telemetering pickup supply voltage source earth polar U Yc groundLink to each other.
Described switching value signal element comprises switching value power supply U O_kg, the output of n group switching value, a n light emitting diode D GnAnd D Kn, a n double-break switch Gn and Kn, a n resistance R GnAnd R Kn
The blade leads ends of described each double-break switch Gn and described switching value power supply ground end U O_kg groundLink to each other, the stator leads ends is a cutter and output U wherein Gn groundLink to each other another cutter and described light emitting diode D GnNegative pole links to each other, described light emitting diode D GnAnodal and described resistance R GnSeries connection, described resistance R GnThe other end and described switching value power supply anode U O_kg+Link to each other; N U Gn+With described switching value power supply anode U O_kg+Link to each other;
The blade leads ends of described each double-break switch Kn and described switching value power supply anode U O_kg+Link to each other, the stator leads ends is a cutter and output U wherein Kn groundLink to each other another cutter and described light emitting diode D KnAnodal continuous, described light emitting diode D KnNegative pole and described resistance R KnSeries connection, described resistance R KnThe other end and described switching value power supply ground end U O_kg groundLink to each other; N output U Gn groundWith described switching value power supply ground end U O_kg groundLink to each other.
Described switching value power supply is 28V direct current linear power supply.
Described digital quantity signal output unit comprises circuit reset button, single-chip microcomputer and peripheral circuit thereof, described single-chip microcomputer and peripheral circuit thereof comprise supply module, one-chip computer module and level driver module, described supply module is described one-chip computer module power supply, and described level driver module is converted to the differential level signal with the single-chip microcomputer outputs level signals.
The present invention's beneficial effect compared with prior art:
The present invention is by succinct, unitized design, only need the modification by panel-switch configuration and indivedual software parameter, just can realize various types of analog quantitys, switching value, digital quantity signal simulation output, and reliability is high, low cost of manufacture, is easy to carry, uses simple to operate.This comprehensive telesignalisation simulator can be finished debugging and the Performance Detection task to first device telemetry system of taking a flight test, because its unitized design, also can satisfy debugging and the testing requirement of follow-up each stage and other model telemetry system.
Description of drawings
Included accompanying drawing is used to provide the further understanding to the utility model embodiment, and it has consisted of the part of instructions, is used for illustration embodiment of the present utility model, and comes together to explain principle of the present utility model with text description.Apparently, the accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the comprehensive telesignalisation simulator structure of the utility model block diagram;
Fig. 2 is the utility model voltage analog output unit circuit diagram;
Fig. 3 is the utility model analog sensor signal output unit circuit diagram;
Fig. 4 is the utility model digital output element circuit schematic diagram;
Fig. 5 is the utility model switch amount output unit circuit diagram.
Embodiment
Below in conjunction with accompanying drawing and instantiation the utility model is elaborated.
Below in conjunction with accompanying drawing specific embodiment of the utility model is elaborated.In the following description, nonrestrictive purpose has been set forth detail for explanation, to help to understand all sidedly the utility model.Yet, it will be apparent to those skilled in the art that also and can in having broken away from other embodiment of these details, put into practice the utility model.
Need to prove at this, for fear of having blured the utility model because of unnecessary details, only show in the accompanying drawings with according to the closely-related device structure of scheme of the present utility model and/or treatment step, and omitted other details little with the utility model relation.
As shown in Figure 1, a kind of comprehensive telesignalisation simulator structure block diagram comprises a voltage analog output unit, is used for each subsystem of simulated missile to be transferred to the voltage analog signal of telemetry system, comprises some groups of different voltage range voltage analog output modules; One sensor signal analogue unit is used for analog telemetering system inner sensor signal output; One digital quantity signal analogue unit is used for the output of each subsystem digital quantity signal of simulated missile; One switching value signal imitation unit is used for the output of each subsystem switching value signal of simulated missile; One voltage transformation module is used for as required providing supply voltage for described voltage signal analog output unit and digital quantity signal output unit.
Voltage analog output unit circuit diagram as shown in Figure 2, the voltage analog output unit, being used for each subsystem of simulated missile is transferred to the voltage analog signal of telemetry system, comprise some groups of different voltage range voltage analog output modules, every group of voltage analog output module comprises Voltage-output adjusting knob and several polarity of voltage change-over switches K MDescribed every group of Voltage-output adjusting knob is comprised of two adjusting knobs of regulating in the generating positive and negative voltage scope respectively, adjusting knob essence is variable resistor, two knobs access respectively the generating positive and negative voltage output adjustable side that described voltage transformation module provides, by the conversion of resistance in the turn process, realize the variation of output voltage values; Several described polarity of voltage output switch two ends link to each other with the voltage generating positive and negative voltage output terminal that described voltage transformation module provides respectively, by the switching of switch, realize the switching of output voltage positive-negative polarity.In the present embodiment, described comprehensive telesignalisation simulator inside provides three group of 6 cover linear DC output regulated power supply by described power supply unit, be respectively "+5V ", " 5V ", "+10V ", " 10V ", "+30V ", " 30V ", the Voltage-output amplitude of this 6 cover power supply can be controlled respectively and regulate.Utilize this 6 cover power supply, can simulate 9 kinds of different output voltage ranges of output: " 0V～+ 5V ", " 5V～0V ", " 5V～5V ", " 0V～+ 10V ", " 10V～0V ", " 10V～10V ", " 0V～+ 30V ", " 30V～0V " ,-signal of 30V～30V.These nine kinds of voltage range signals are divided into three groups (" 0V～+ 5V ", " 5V～0V ", " 5V～5V "), (" 0V～+ 10V ", " 10V～0V ", " 10V～10V "), (" 0V～+ 30V ", " 30V～0V " ,-30V～30V).First and second group respectively comprises 16 tunnel simulating signals, and the 3rd group comprises 10 tunnel simulating signals.The polarity of arbitrary road signal output voltage is by corresponding K switch in each group MControl, switch is pulled the positive voltage input end, and the signal output polarity is "+", pulls the negative voltage input end, and the signal output polarity is "-".Take output voltage range as (" 0V～+ 5V ", " 5V～0V ", " 5V～5V ") this group as example, altogether 16 road signals output, the wherein output of arbitrary road signal, if need simulation output 0V～+ signal of 5V, before test powers on, the polar selecting switch K that this road is corresponding MPull the positive voltage input end, and switch keeps motionless in test process.If need simulation output-5V～+ signal of 5V, in test process, pull polar selecting switch corresponding to this road, change its initial position and get final product.The voltage magnitude of output signal can by right+5V power supply or-the voltage-regulation knob of 5V power supply regulates, if need the accurate signal voltage of output, can utilize avometer to calibrate by external cabling post corresponding to every road power supply.The output signal of all analog quantitys is by aerial lug YMX01 output.
Analog sensor signal output unit circuit diagram as shown in Figure 3, the analog sensor signal output unit is used for analog telemetering system inner sensor signal output, comprises resistance R Cg1, R Cg2With variable resistor R Cg3, the mode of three's series connection by electric resistance partial pressure is transformed into the sensor supply voltage in the voltage range that sensor can export, the anodal U of wherein said telemetering pickup supply voltage source Yc+With described resistance R Cg1One end links to each other, described telemetering pickup supply voltage source earth polar U Yc groundWith described variable resistor R Cg3One end links to each other, and the multiple sensor simulating signal is in parallel, and its common terminal accesses described R Cg1And R Cg2The series connection mid point, Sensor Analog Relay System signal ground end and described telemetering pickup supply voltage source earth polar U Yc groundLink to each other.In the present embodiment, adopt special use in the normally used telemetry system of telemetering pickup ± 15V secondary power supply power supply, the signal ground of sensor is telemetry system internal signal ground.Inner by bleeder circuit at simulator, with the remote measurement supply convertor of input+15V is divided to 0～5V, simulates various sensor signals outputs.The mode of this analog sensor signal, the ground connection that does not change telemetry system concerns, can detect more realistically the performance of telemetry system.The sensor signal of simulation output can be regulated by the voltage-regulation knob of correspondence.The all the sensors analog output signal is by aerial lug YMX01 output.
Digital output element circuit figure as shown in Figure 4, be used for digital quantity signal output in the analog telemetering system, described digital output unit comprises circuit reset button, single-chip microcomputer and peripheral circuit thereof, described single-chip microcomputer and peripheral circuit thereof comprise supply module, one-chip computer module and level driver module, and described supply module is described Single Chip Microcomputer (SCM) system module for power supply.In the present embodiment, described level driver module selects RS422 driving chip that the Transistor-Transistor Logic level signal of single-chip microcomputer output is converted to the differential level signal.The Single Chip Microcomputer (SCM) system module can load corresponding program according to the concrete agreement of each subsystem digital quantity of guided missile, realizes the simulation output of each subsystem digital quantity signal.There is the output of the universal asynchronous serial digital amount of 8 road RS422 signal simulator inside, and each railway digital amount passage is separate, adopts standard RS422 driver module to drive, and drive current is greater than 25mA.Data layout: the asynchronous serial data form comprises 1 start bit, 8 bit data positions and 1 position of rest; Data frame format comprises frame head (being fixed as two bytes of 55AA), frame length (1 byte, the length of counting and data field byte), frame count (1 byte, for adding frame by frame 1,0～255 circulations since 0), data field (byte length is variable), verification and (be all bytes of " counting " and " data " two parts and hang down eight).Every railway digital signal is produced by a single chip circuit, and data send baud rate, frame structure, frame period programmable configuration.The digital output module shares one tunnel+5V power supply, and after the device power-on, digital quantity signal namely begins output, and lamp is lighted (for green) in the digital quantity reset key simultaneously, presses " RST " button, and digital circuit resets, and digital signal output count value is zero.Digital quantity signal is by aerial lug YMX02 output.
Switch amount output unit circuit diagram as shown in Figure 5, described switch amount output unit is used for the switching value signal of each subsystem output of simulated missile, and the switching value type is divided into two kinds of signal anode on-off switch amount and signal ground end on-off switch amounts.Switching value signal imitation unit comprises switching value power supply U O_kg, the output of n group switching value, a n light emitting diode D GnAnd D Kn, a n double-break switch Gn and Kn, a n resistance R GnAnd R Kn
The blade leads ends of described each double-break switch Gn and described switching value power supply ground end U O_kg groundLink to each other, the stator leads ends is a cutter and output U wherein Gn groundLink to each other another cutter and described light emitting diode D GnNegative pole links to each other, described light emitting diode D GnAnodal and described resistance R GnSeries connection, described resistance R GnThe other end and described switching value power supply anode U O_kg+Link to each other; The blade leads ends of described each double-break switch Kn and described switching value power supply anode U O_kg+Link to each other, the stator leads ends is a cutter and output U wherein Kn groundLink to each other another cutter and described light emitting diode D KnAnodal continuous, described light emitting diode D KnNegative pole and described resistance R KnSeries connection, described resistance R KnThe other end and described switching value power supply ground end U O_kg groundLink to each other.
In the present embodiment, there is 1 cover 28V linear DC power supply simulator inside, is used to switching value break-make control power supply.The switching value output point is divided into 2 groups: 28V+ exports (U K1～U Kn), its break-make is passed through deserved double-break switch (K 1～K n) select; 28V ground (U G1 ground～U Gn ground), its break-make can be by corresponding double-break switch (G 1～G n) select.The cooperation of two groups of outputs can produce polytype switching value signal.For example, utilize K 1With G 1Cooperate to produce connections+28V and disconnection+28V switching value signal, before test, keep G1 and 28V ground maintenance on-state, in the test process kind, by constantly pulling K1, can realize+output of 28V and disconnection+28V switching value signal.General rule keeps K1 and 28V+ to keep on-state before test, by constantly pulling G 1Can realize the output that 28V ground on/off is opened the switching value signal.The output signal of all switching values is by aerial lug YMX02 output.
Voltage transformation module, be used for as required providing supply voltage for described voltage signal analog quantity unit and digital quantity signal analogue unit, comprehensive telesignalisation simulator self input power is 220V, 50HZ alternating current in the present embodiment, device panel is labeled with the three-hole power socket of [AC220V], with AC power cord the AC power access is got final product.
In the present embodiment, for easy to use, simulator uses unified control panel, and various switches and knob are placed on it, specifically comprises:
(0～30V) voltage table is used for the at that time voltage of the indicated signal of gear of test waver to 1 block pointer formula gauge outfit.
7 voltage-regulation knobs are regulated 6 cover power supply outputs and 1 cover dc voltage divider circuit, are respectively "+5V ", " 5V ", "+10V ", " 10V ", "+30V ", " 30V ", " 0～5V " adjusting knob.Knob is when being rotated counterclockwise, and the gauge outfit indication becomes large.
Waved switch is for the input end that the alternating current 220V power supply is switched to respectively corresponding power supply.Upwards pull waved switch, power supply energising work."+5V ", " 10V ", " 30V " when red are effective." 5V ", " 10V ", " 30V " green light are bright effectively.Pull waved switch downwards, power cut-off.
Waver, analog quantity have a waver, are provided with altogether 9 gears, " 0～5V ", " 5V ", "+5V ", " 10V ", "+10V ", " 30V ", "+30V ", "+5VI ", " 28V ".When pulling certain gear down, the test voltage gauge outfit namely demonstrates the magnitude of voltage of this gear institute beacon signal.
Toggle switch, the output control function merits and demerits toggle switch of dummy source carries out, and comprises zone, 2 zones [analog quantity] and [switching value] zone.The output of analog quantity section switch all in [YMX01] output, is controlled target voltage polarity.Using method is: pull down and be+output, pull into-export.
1 RST button (lamp), after the device power-on, RST lights by lamp in the key, represents the digital quantity signal circuit normal.Press the RST button, digital signal circuit resets.
YMX01 connector (J14-74ZJ) is for telemetry system provides analog signal output.It comprises ± 5V, ± 10V, ± output of 30V voltage signal and+output of 15V voltage division signal.
YMX02 connector (J14-74ZK) is for telemetry system provides digital signal and the output of 28V switching value signal.
11 binding posts, be denoted as "+5V ", " GND1 ", " 5V ", "+10V ", " GND2 ", " 10V ", "+30V ", " GND3 ", " 30V ", "+28V ", "+28V ground ", directly link the output terminal of corresponding power supply in the simulator.Redness is anodal, indicates [+]; Black is each remote measurement ground, indicates [GNDX] (X=1,2,3); Green is negative pole, indicates [-].Binding post is convenient to accurately measure with external ammeter the output voltage of each power supply; Also can be used in particular cases power supply output and draw use by wire.
It is to be noted that the utility model is not as limit, the technician of same domain can select to play the control panel of any combination of the control function of various switches described in the utility model and knob in actual applications, but all falls into the scope that the utility model is set forth.
The unspecified part of the utility model is technology as well known to those skilled in the art.

Claims (7)

1. comprehensive telesignalisation simulator is characterized in that comprising:
One voltage analog output unit is used for each subsystem of simulated missile to be transferred to the voltage analog signal of telemetry system, exports some groups of different voltage range voltage analogs;
One analog sensor signal output unit is used for analog telemetering system inner sensor signal output;
One digital quantity signal output unit is used for the output of each subsystem digital quantity signal of simulated missile;
One switch amount output unit is used for the output of each subsystem switching value signal of simulated missile;
One voltage transformation module is used for as required providing supply voltage for described voltage signal analog output unit and digital quantity signal output unit.
2. comprehensive telesignalisation simulator according to claim 1 is characterized in that every group of voltage analog output of described voltage analog output unit comprises Voltage-output adjusting knob and several polarity of voltage change-over switches K M, described every group of Voltage-output adjusting knob is comprised of two adjusting knobs of regulating in the generating positive and negative voltage scope respectively, and it is connected with the voltage source that described voltage transformation module provides respectively; Several described polarity of voltage change-over switch two ends link to each other with the positive and negative voltage output end that described voltage transformation module provides respectively, its described polarity of voltage change-over switch K MBlade end is connected with voltage signal analog output end.
3. comprehensive telesignalisation simulator according to claim 1 is characterized in that the 3 groups of voltage range outputs in described voltage signal analog output unit, is respectively ± 5V ± 10V, ± 30V.
4. comprehensive telesignalisation simulator according to claim 1 is characterized in that described analog sensor signal output unit comprises resistance R Cg1, R Cg2With variable resistor R Cg3, the three connects and accesses the telemetering pickup supply voltage source of outside input, the anodal U of wherein said telemetering pickup supply voltage source Yc+With described resistance R Cg1One end links to each other, described telemetering pickup supply voltage source earth polar U Yc groundWith described variable resistor R Cg3One end links to each other, and n road Sensor Analog Relay System signal output part is in parallel, and its common terminal accesses described R Cg1And R Cg2Thereby series connection mid point output n road sensor die analog signal, Sensor Analog Relay System signal ground end and described telemetering pickup supply voltage source earth polar U Yc groundLink to each other.
5. comprehensive telesignalisation simulator according to claim 1 is characterized in that described switching value signal element comprises switching value power supply U O_kg, the output of n group switching value, a n light emitting diode D GnAnd D Kn, a n double-break switch Gn and Kn, a n resistance R GnAnd R Kn
The blade leads ends of described each double-break switch Gn and described switching value power supply ground end U O_kg groundLink to each other, the stator leads ends is a cutter and output U wherein Gn groundLink to each other another cutter and described light emitting diode D GnNegative pole links to each other, described light emitting diode D GnAnodal and described resistance R GnSeries connection, described resistance R GnThe other end and described switching value power supply anode U O_kg+Link to each other; N U Gn+With described switching value power supply anode U O_kg+Link to each other;
The blade leads ends of described each double-break switch Kn and described switching value power supply anode U O_kg+Link to each other, the stator leads ends is a cutter and output U wherein Kn groundLink to each other another cutter and described light emitting diode D KnAnodal continuous, described light emitting diode D KnNegative pole and described resistance R KnSeries connection, described resistance R KnThe other end and described switching value power supply ground end U O_kg groundLink to each other; N output U Gn groundWith described switching value power supply ground end U O_kg groundLink to each other.
6. comprehensive telesignalisation simulator according to claim 6 is characterized in that described switching value power supply is 28V direct current linear power supply.
7. comprehensive telesignalisation simulator according to claim 1, it is characterized in that described digital quantity signal output unit comprises circuit reset button, single-chip microcomputer and peripheral circuit thereof, described single-chip microcomputer and peripheral circuit thereof comprise supply module, one-chip computer module and level driver module, described supply module is described one-chip computer module power supply, and described level driver module is converted to the differential level signal with the single-chip microcomputer outputs level signals.
CN 201220353145 2012-07-20 2012-07-20 Comprehensive telesignaling simulator Expired - Lifetime CN202748666U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103389651A (en) * 2013-06-30 2013-11-13 中北大学 Method and system for controlling core single machine remote testing device
CN104794869A (en) * 2015-03-20 2015-07-22 北京华泰诺安科技有限公司 Simulating device for testing nuclear biological alarm systems
CN110161892A (en) * 2018-04-16 2019-08-23 北京机电工程研究所 Static resistance analog circuit
CN110568791A (en) * 2019-09-02 2019-12-13 成都英萨传感技术研究有限公司 Multi-output integrated proximity switch
CN111200581A (en) * 2018-11-19 2020-05-26 北京华航无线电测量研究所 Data receiving and transmitting module based on LVDS bus
CN114362880A (en) * 2021-12-08 2022-04-15 北京机电工程研究所 Reconfigurable telemetering mining and editing universal protocol design method

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103389651A (en) * 2013-06-30 2013-11-13 中北大学 Method and system for controlling core single machine remote testing device
CN103389651B (en) * 2013-06-30 2016-02-17 中北大学 The control method of remote measurement core single machine test equipment and system
CN104794869A (en) * 2015-03-20 2015-07-22 北京华泰诺安科技有限公司 Simulating device for testing nuclear biological alarm systems
CN104794869B (en) * 2015-03-20 2017-03-15 北京华泰诺安技术有限公司 A kind of analog for testing core biochemistry warning system
CN110161892A (en) * 2018-04-16 2019-08-23 北京机电工程研究所 Static resistance analog circuit
CN110161892B (en) * 2018-04-16 2020-12-25 北京机电工程研究所 Static resistance analog circuit
CN111200581A (en) * 2018-11-19 2020-05-26 北京华航无线电测量研究所 Data receiving and transmitting module based on LVDS bus
CN110568791A (en) * 2019-09-02 2019-12-13 成都英萨传感技术研究有限公司 Multi-output integrated proximity switch
CN110568791B (en) * 2019-09-02 2024-02-20 成都英萨传感技术研究有限公司 Multi-output integrated proximity switch
CN114362880A (en) * 2021-12-08 2022-04-15 北京机电工程研究所 Reconfigurable telemetering mining and editing universal protocol design method
CN114362880B (en) * 2021-12-08 2023-11-03 北京机电工程研究所 Reconfigurable telemetry mining general protocol design method

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