CN103197187A - Verifying equipment for detector power supply and distribution test system - Google Patents
Verifying equipment for detector power supply and distribution test system Download PDFInfo
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- CN103197187A CN103197187A CN2013101288365A CN201310128836A CN103197187A CN 103197187 A CN103197187 A CN 103197187A CN 2013101288365 A CN2013101288365 A CN 2013101288365A CN 201310128836 A CN201310128836 A CN 201310128836A CN 103197187 A CN103197187 A CN 103197187A
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Abstract
The invention discloses verifying equipment for a detector power supply and distribution test system. The verifying equipment comprises a landing device equivalent device and a patrolling device equivalent device. The verifying equipment can verify correctness and reliability of ground power supply and distribution equipment and correctness of an instruction path, and effectively avoids damage on satellites. Moreover, a key switch and a voltmeter are selected for carrying out a strobing test on a tested circuit, components are reduced, and therefore cost is saved and use is flexible and convenient. Verifying components and circuits of a landing device and a patrolling detector are respectively integrated into one machine case to be solidified with an interface of the ground power supply and distribution equipment, and therefore the verifying equipment has the advantages of being convenient to transport and high in stability, and can not be damaged easily.
Description
Technical field
The present invention relates to the spacecraft field tests, be specifically related to a kind of Authentication devices of detector power supply and distribution test system.
Background technology
The lander lift-launch is maked an inspection tour and surveyed the tour device is that China realizes the spacecraft that landing is surveyed at extratellurian celestial body first, after the research and development of lander and inspection prober are finished, have both are carried out ground test, because lander and inspection prober rely on the sun wing that carries to absorb solar electrical energy generation at moonscape, and the form that can't adopt the generating of the sun wing during ground experiment is given lander and inspection prober power supply, therefore, be the tie surface test, researched and developed ground power supply and distribution equipment, this equipment is by adopting the sun square formation simulator simulated solar wing to lander or inspection prober power supply, also be provided with interface a plurality of and lander and inspection prober in the equipment, receive the analog signals that lander and inspection prober send, send the controlled quentity controlled variable signal to lander and inspection prober simultaneously, realization is to the electricity function index of ground power supplying and distributing equipment, manually control function, the detection of machine control function, because lander and tour device involve great expense, equipment is meticulous, first with before ground power supply and distribution equipment is connected, need correctness and ground power supply and distribution test equipment and the on-board equipment of the computer software design of checking ground power supply and distribution equipment earlier, the inspection of the harmony of solar cell array simulator interface, guarantee the correct of ground power supply and distribution equipment, work reliably, need to research and develop the equivalent of the apparatus of lander and inspection prober thus, the ground power supplying and distributing equipment is tested, by ground power supply and distribution equipment lander and inspection prober are added electrical testing again after the success, guarantee that lander and inspection prober are not damaged.
Summary of the invention
In view of this, the invention provides a kind of Authentication devices of detector power supply and distribution test system, can verify work coordination and the correctness of ground power supplying and distributing equipment.
The Authentication devices of a kind of detector power supply and distribution test system of the present invention comprises the lander simulator and makes an inspection tour the device simulator, wherein:
Described lander simulator comprises cabinet, front panel, rear panel, power mimic channel, descending analog quantity circuit, up-on command mimic channel, separates umbilical connector state simulation circuit, the power module that is arranged on cabinet inside, heat radiator and electric fan, wherein, front panel and rear panel are embedded in respectively on former and later two openings of cabinet, and the cable card extender is arranged on cabinet inside near rear panel; Rear panel is provided with two breakaway plugs, pull-off plug and the 220V ac plug that links to each other with ground power supply and distribution equipment, wherein breakaway plug was used in the ground experiment stage, the attachment plug of satellite and ground power supply and distribution equipment, one of them breakaway plug is used for the cable of switching power mimic channel, and another breakaway plug is used for all lines of the descending analog quantity circuit of switching and up mimic channel; Pull-off plug is used for being connected between Simulated Spacecraft and the lander; The 220V ac plug is used for powering to power module from ground power supply and distribution equipment; Cable is after the plug of plate inserts from behind, again to front panel and power module switching;
Described power module is according to the power supply characteristic in the lander, will convert to from the 220V alternating current that the 220V ac plug fetches 30V, 28V, 12V ,-12V and 5V direct current;
Described power mimic channel is used for consuming the electric energy that lander sun square formation produces, and shows whether each sun square formation is in normal operating conditions;
Described descending analog quantity circuit is used for test and show lander battery voltage, satellite busbar voltage, the 12V supply voltage ,-12V supply voltage, 5V supply voltage; Descending analog quantity circuit comprises 5 current-limiting resistances, one end of each current-limiting resistance respectively with power module in 28V power supply, 30V power supply, 12V power supply ,-12V power supply, 5V power supply link to each other, the other end is divided into two-way, one the tunnel is connected with the test lead of ground power supply and distribution equipment, gets voltage and current for detection of the individual channel power supply; Receive on the key terminal of key switch on another road, when the place key switch is pressed, shows voltage at voltage table;
Lander battery discharging switch open command, the instruction power module that the up-on command analog line passes under being used for simulation and verifying from ground power supply and distribution equipment to lander cut backup instruction, wired SMU adds cut-offing instruction and simulation satellite and the rocket separation signal, wherein:
Described wired SMU adds the cut-offing instruction circuit and comprises that two diodes, two current-limiting resistances, two are embedded in the LED lamp on the front panel and are placed on double-contact relay on the cable card extender; A current-limiting resistance and a diode are composed in series leadage circuit, each leadage circuit in parallel of the two ends of two line bags of relay, and the anodal end of diode cathode one terminated line bag; The minus earth of two line bags of relay, K switch 1 and the K switch 2 of being controlled by ground power supply and distribution equipment respectively of connecting between the anodal end of two line bags and the+28V power supply, the wired SMU of K switch 1 closed simulation adds electric signal, the wired SMU power-off signal of K switch 2 closed simulations; The positive pole of two groups of contacts of relay all connects+the 5V power supply, ground connection behind divider resistance of the negative pole of contact serial connection and the LED lamp;
The instruction power module is cut backup instruction circuit, simulation satellite and the rocket demultiplexing circuit and lander battery discharging switch disconnection mimic channel and included a single contact relay, two diodes, a current-limiting resistance and a LED lamp: the single contact relay is placed on the cable card extender, and LED etc. are arranged on the front panel; Connect between the line Bao Yiduan of single contact relay and the 28V power supply by the switch of ground power supply and distribution equipment control, relay line bag other end ground connection; Leadage circuit that diode and current-limiting resistance are composed in series online bag in parallel two ends, the terminal of relay contact one end connects the 5V power supply of power module, ground connection behind divider resistance of other end serial connection and the LED lamp; Described instruction power module is cut backup instruction circuit, simulation satellite and the rocket demultiplexing circuit and lander battery discharging switch and is disconnected behind the switch closure in the mimic channel respectively the dummy instruction power module and cut backup instruction, simulation satellite and the rocket separation signal and lander battery discharging switch cut-off signal;
Separate umbilical connector state simulation circuit and be arranged in the pull-off plug, show that in ground power supply and distribution equipment the lander simulator is connected with it or the state of disengaging;
Make an inspection tour the device simulator and comprise second cabinet, second face plate, second flank plate, the second power mimic channel, the second descending analog quantity circuit, the second up-on command mimic channel, the second source module that is arranged on second cabinet inside, second heat radiator and an electric fan, wherein, second face plate and second flank plate are embedded in respectively on former and later two openings of second cabinet, and the second cable card extender is arranged on second cabinet inside near the second flank plate; The second flank plate is provided with second breakaway plug, a signal imitation plug, two power plug and a 220V ac plug that links to each other with ground power supply and distribution equipment, wherein second breakaway plug was used in the ground experiment stage, the attachment plug of satellite and ground power supply and distribution equipment, all lines that also are used for the up mimic channel of switching simultaneously, signal imitation plug are used for the descending analog quantity circuit of switching; Two power plug are used for the cable of the switching second power mimic channel, and cable is after the plug access of second flank plate, again to second face plate and the switching of second source module;
Described second source module is according to the power supply characteristic of making an inspection tour in the device, will convert to from the 220V alternating current that the 220V ac plug fetches 30V, 28V, 12V ,-12V and 5V direct current;
The described second power mimic channel is used for consuming makes an inspection tour the electric energy that device sun square formation produces, and shows whether each sun square formation is in normal operating conditions;
The second descending analog quantity circuit is used for testing and shows makes an inspection tour device battery voltage, satellite busbar voltage, the 12V supply voltage ,-the 12V supply voltage; The second descending analog quantity circuit comprises 4 current-limiting resistances, one end of each current-limiting resistance respectively with the second source module in 28V power supply, 30V power supply, 12V power supply ,-the 12V power supply links to each other, the other end is divided into two-way, one the tunnel is connected with the test lead of ground power supply and distribution equipment, for detection of individual channel power source voltage and electric current; Receive on the key terminal of second key switch on another road, when the place key switch is pressed, shows voltage at second voltage table;
The second up-on command analog line is used for simulation and verifies tour device battery discharging switch open command, tour device primary power source bus-tie circuit breaker state, two device charge and discharge switch states, the dynamo-electric source state of central computer A and the dynamo-electric source of the central computer B state of uploading to the tour device from ground power supply and distribution equipment, wherein:
Make an inspection tour device battery discharging switch open command circuit, tour device primary power source bus-tie circuit breaker state, two device charge and discharge switch states, the dynamo-electric source state of central computer A and the dynamo-electric source of central computer B state and include a single contact relay, two diodes, current-limiting resistance and LED lamps, the single contact relay is placed on the cable card extender, and LED etc. are arranged on the front panel; Connect between the line Bao Yiduan of single contact relay and the 28V power supply by the switch of ground power supply and distribution equipment control, relay line bag other end ground connection; Leadage circuit that diode and current-limiting resistance are composed in series online bag in parallel two ends, the terminal of relay contact one end connects the 5V power supply of power module, ground connection behind divider resistance of other end serial connection and the LED lamp; Simulate respectively behind the switch closure in described tour device battery discharging switch open command circuit, tour device primary power source bus-tie circuit breaker state, two device charge and discharge switch states, the dynamo-electric source state of central computer A and the dynamo-electric source of the central computer B state and make an inspection tour device battery discharging switch open command circuit, tour device primary power source bus-tie circuit breaker state, two device charge and discharge switch states, the dynamo-electric source state of central computer A and the dynamo-electric source of central computer B state, and shown by the LED lamp;
7 groups of up-on command implementation status of mock survey circuit comprises two device separation simulation circuit, makes an inspection tour device battery discharging switch on and off circuit, makes an inspection tour device primary power source bus-tie circuit breaker on-off circuit, two device charge and discharge switch on-off circuits, instruction power+28V on-off circuit, make an inspection tour device central computer A on-off circuit, make an inspection tour device central computer B on-off circuit, above-mentioned 7 circuit include two diodes, two current-limiting resistances, two be embedded in the LED lamp on the front panel and be placed on double-contact relay on the cable card extender; A current-limiting resistance and a diode are composed in series leadage circuit, each leadage circuit in parallel of the two ends of two line bags of relay, and the anodal end of diode cathode one terminated line bag; The minus earth of two line bags of relay, K switch 1 and the K switch 2 of being controlled by ground power supply and distribution equipment respectively of connecting between the anodal end of two line bags and the+28V power supply, the K switch 1 closed electric signal that adds of simulating the place circuit, K switch 2 closed simulation place contactor power-off signals; The positive pole of two groups of contacts of relay all connects+the 5V power supply, ground connection behind divider resistance of the negative pole of contact serial connection and the LED lamp.
Described lander simulator also comprises the cable card extender that is arranged on close rear panel one side in the described cabinet, is used for behind the wire cable layout that inserts from described plug, again to front panel and power module switching.
Power mimic channel in the described lander simulator comprises 12 power resistors, 12 LED lamps, voltage table and electric fan, and be embedded in key switch on the front panel, wherein 12 power resistors are placed on above the heat radiator, and electric fan is arranged on the heat radiator bottom; Voltage table and all LED lamps are embedded on the front panel; A power resistor and a LED lamp are cascaded; The front end of each power resistor one side links to each other by 1 square formation in the sun emulation simulator on the lander that inserts on cable card extender and the rear panel, the rear end ground connection of corresponding LED lamp, form 12 power flow thus, the LED lamp is used for showing whether the place path has the power input; The rear end of LED lamp one side of every power flow links to each other with a key terminal of key switch input end respectively, and the terminal of key switch output terminal is in parallel with an end of voltage table, and the other end of voltage table is connected with ground.
Described tour device simulator also comprises the second cable card extender that is arranged on close second flank plate one side in described second cabinet, is used for behind the wire cable layout that inserts from described plug, again to second face plate and the switching of second source module.
The described second power mimic channel comprises power resistor, LED lamp, second voltage table and is embedded in second key switch on the second face plate, and all power resistors are placed on second heat radiator, one side, and the second heat radiator bottom arranges an electric fan; Second voltage table and all LED lamps are embedded on the front panel; A power resistor and a LED lamp are cascaded; The front end of each power resistor one side links to each other by 1 square formation in the sun emulation simulator on the tour device that inserts on the second cable card extender and the second flank plate, the rear end ground connection of corresponding LED lamp, form 4 power flow thus, the LED lamp is used for showing whether the place path has the power input; The rear end of LED lamp one side of every power flow links to each other with a key terminal of the second key switch input end respectively, and the terminal of the second key switch output terminal is in parallel with an end of second voltage table, and the other end of second voltage table is connected with ground.
The Authentication devices of a kind of detector power supply and distribution test system of the present invention has following beneficial effect:
1) Authentication devices provided by the invention can be verified the correctness of correctness, reliability and the instruction path of ground power supply and distribution equipment, effectively avoids satellite is worked the mischief;
2) select for use key switch and voltage table that the circuit of testing is carried out the gating test, save device, save cost thus, and flexible and convenient to use;
3) verifying parts and the circuit with lander and inspection prober is integrated into respectively in the cabinet, will solidify with the ground power supply and distribution equipment interface, Authentication devices had be convenient to carry, not fragile and stable high characteristics.
Description of drawings
Fig. 1 is the structural representation of lander simulator of the present invention.
Fig. 2 is the front panel synoptic diagram of lander simulator of the present invention.
Fig. 3 is the rear panel synoptic diagram of lander simulator of the present invention.
Fig. 4 is the schematic diagram of the power mimic channel of lander simulator of the present invention.
Fig. 5 adds the schematic diagram of power-down circuit for wired SMU of lander simulator of the present invention.
Fig. 6 is the schematic diagram of the satellite and the rocket demultiplexing circuit of lander simulator of the present invention.
Fig. 7 is the schematic diagram of the satellite busbar voltage test circuit of lander simulator of the present invention.
Fig. 8 is the structural representation of tour device simulator of the present invention.
Fig. 9 is the rear panel synoptic diagram of tour device simulator of the present invention.
Figure 10 is the front panel synoptic diagram of tour device simulator of the present invention.
Embodiment
Below in conjunction with the accompanying drawing embodiment that develops simultaneously, describe the present invention.
The invention provides a kind of Authentication devices of detector power supply and distribution test system, comprise the lander simulator and make an inspection tour the device simulator, wherein:
The lander simulator comprises cabinet, front panel, rear panel, cable card extender, power mimic channel, descending analog quantity circuit, up-on command mimic channel, separates umbilical connector state simulation circuit, the power module that is arranged on cabinet inside, heat radiator and electric fan, and be embedded in key switch on the front panel, wherein, front panel and rear panel are embedded in respectively on former and later two openings of cabinet, and the cable card extender is arranged on cabinet inside near rear panel; Rear panel is provided with two breakaway plugs, pull-off plug and the 220V ac plug that links to each other with ground power supply and distribution equipment, wherein breakaway plug was used in the ground experiment stage, the attachment plug of satellite and ground power supply and distribution equipment, one of them breakaway plug is used for the cable of switching power mimic channel, and another breakaway plug is used for all lines of the descending analog quantity circuit of switching and up mimic channel; Pull-off plug is used for being connected between Simulated Spacecraft and the lander; The 220V ac plug is used for powering to power module from ground power supply and distribution equipment; Cable is after the plug of plate inserts from behind, after the layout again through the cable card extender, with cable again to front panel and power module switching;
Described power module is according to the power supply characteristic in the lander, will convert to from the 220V alternating current that the 220V ac plug fetches 30V, 28V, 12V ,-12V and 5V direct current;
The power mimic channel comprises that power resistor, LED lamp, voltage table, all power resistors are placed on heat radiator one side, and electric fan is arranged on the heat radiator bottom; Voltage table and all LED lamps are embedded on the front panel; A power resistor and a LED lamp are cascaded; The front end of each power resistor one side links to each other by 1 square formation in the sun emulation simulator on the lander that inserts on cable card extender and the rear panel, the rear end ground connection of corresponding LED lamp, form 12 power flow thus, the LED lamp is used for showing whether the place path has the power input; The rear end of LED lamp one side of every power flow links to each other with a key terminal of key switch input end respectively, and the terminal of key switch output terminal is in parallel with an end of voltage table, and the other end of voltage table is connected with ground.
Descending analog quantity circuit is used for test and show lander battery voltage, satellite busbar voltage, the 12V supply voltage ,-12V supply voltage, 5V supply voltage; Descending analog quantity circuit comprises 5 current-limiting resistances, one end of each current-limiting resistance respectively with power module in 28V power supply, 30V power supply, 12V power supply ,-12V power supply, 5V power supply link to each other, the other end is divided into two-way, one the tunnel is connected with the test lead of ground power supply and distribution equipment, gets voltage and current for detection of the individual channel power supply; Receive on the key terminal of key switch on another road, when the place key switch is pressed, shows voltage at voltage table.
Lander battery discharging switch open command from ground power supply and distribution equipment to lander, instruction power module that the up-on command analog line passes under being used for simulation and verifying from are cut backup instruction, wired SMU(Inertial Measurement Unit) add cut-offing instruction and simulation satellite and the rocket separation signal, wherein:
Simulation and verify that wired SMU adds the cut-offing instruction circuit and comprises that two diodes, two current-limiting resistances, two are embedded in the LED lamp on the front panel and are placed on double-contact relay on the cable card extender; A current-limiting resistance and a diode are composed in series leadage circuit, each leadage circuit in parallel of the two ends of two line bags of relay, and the anodal end of diode cathode one terminated line bag; The minus earth of two line bags of relay, K switch 1 and the K switch 2 of being controlled by ground power supply and distribution equipment respectively of connecting between the anodal end of two line bags and the+28V power supply, the wired SMU of K switch 1 closed simulation adds electric signal, the wired SMU power-off signal of K switch 2 closed simulations; The positive pole of two groups of contacts of relay all connects+the 5V power supply, ground connection behind divider resistance of the negative pole of contact serial connection and the LED lamp.
The instruction power module is cut backup instruction circuit, simulation satellite and the rocket demultiplexing circuit and lander battery discharging switch disconnection mimic channel and is included a single contact relay, two diodes, current-limiting resistance and LED lamps, the single contact relay is placed on the cable card extender, and LED etc. are arranged on the front panel; Connect between the line Bao Yiduan of single contact relay and the 28V power supply by the switch of ground power supply and distribution equipment control, relay line bag other end ground connection; Leadage circuit that diode and current-limiting resistance are composed in series online bag in parallel two ends, the terminal of relay contact one end connects the 5V power supply of power module, ground connection behind divider resistance of other end serial connection and the LED lamp; Described instruction power module is cut backup instruction circuit, simulation satellite and the rocket demultiplexing circuit and lander battery discharging switch and is disconnected behind the switch closure in the mimic channel respectively the dummy instruction power module and cut backup instruction, simulation satellite and the rocket separation signal and lander battery discharging switch cut-off signal.
Separate umbilical connector state simulation circuit and be arranged in the pull-off plug, show that in ground power supply and distribution equipment simulator is connected with it or the state of disengaging.
Make an inspection tour the device simulator and comprise second cabinet, the second face plate, the second flank plate, the second cable card extender, the second power mimic channel, the second descending analog quantity circuit, the second up-on command mimic channel, second separates umbilical connector state simulation circuit, be arranged on the second source module of second cabinet inside, second heat radiator and an electric fan, and be embedded in second key switch on the second face plate, wherein, second face plate and second flank plate be embedded in respectively second cabinet before, on latter two opening, the second cable card extender is arranged on second cabinet inside near the second flank plate; The second flank plate is provided with two power plug, second breakaway plug, a 220V ac plug that links to each other with ground power supply and distribution equipment, wherein second breakaway plug was used in the ground experiment stage, the attachment plug of satellite and ground power supply and distribution equipment, second breakaway plug is used for all lines of the descending analog quantity circuit of switching and up mimic channel; Two power plug are used for the cable of the switching second power mimic channel, and cable after the layout again through the second cable card extender, is transferred cable after the plug access of second flank plate again to second face plate and second source module;
Described second source module is according to the power supply characteristic of making an inspection tour in the device, will convert to from the 220V alternating current that the 220V ac plug fetches 30V, 28V, 12V ,-12V and 5V direct current;
The second power mimic channel comprises that power resistor, LED lamp, second voltage table, all power resistors are placed on second heat radiator, one side, and the second heat radiator bottom arranges an electric fan; Second voltage table and all LED lamps are embedded on the front panel; A power resistor and a LED lamp are cascaded; The front end of each power resistor one side links to each other by 1 square formation in the sun emulation simulator on the tour device that inserts on the second cable card extender and the second flank plate, the rear end ground connection of corresponding LED lamp, form 4 power flow thus, the LED lamp is used for showing whether the place path has the power input; The rear end of LED lamp one side of every power flow links to each other with a key terminal of the second key switch input end respectively, and the terminal of the second key switch output terminal is in parallel with an end of second voltage table, and the other end of second voltage table is connected with ground;
The second descending analog quantity circuit is used for testing and shows makes an inspection tour device battery voltage, satellite busbar voltage, the 12V supply voltage ,-the 12V supply voltage; The second descending analog quantity circuit comprises 4 current-limiting resistances, one end of each current-limiting resistance respectively with the second source module in 28V power supply, 30V power supply, 12V power supply ,-the 12V power supply links to each other, the other end is divided into two-way, one the tunnel is connected with the test lead of ground power supply and distribution equipment, gets voltage and current for detection of the individual channel power supply; Receive on the key terminal of second key switch on another road, when the place key switch is pressed, shows voltage at second voltage table;
The second up-on command analog line is used for simulation and verifies tour device battery discharging switch open command, tour device primary power source bus-tie circuit breaker state, two device charge and discharge switch states, the dynamo-electric source state of central computer A and the dynamo-electric source of the central computer B state of uploading to the tour device from ground power supply and distribution equipment, wherein:
Make an inspection tour device battery discharging switch open command circuit, tour device primary power source bus-tie circuit breaker state, two device charge and discharge switch states, the dynamo-electric source state of central computer A and the dynamo-electric source of central computer B state and include a single contact relay, two diodes, current-limiting resistance and LED lamps, the single contact relay is placed on the cable card extender, and LED etc. are arranged on the front panel; Connect between the line Bao Yiduan of single contact relay and the 28V power supply by the switch of ground power supply and distribution equipment control, relay line bag other end ground connection; Leadage circuit that diode and current-limiting resistance are composed in series online bag in parallel two ends, the terminal of relay contact one end connects the 5V power supply of power module, ground connection behind divider resistance of other end serial connection and the LED lamp; Simulate respectively behind the switch closure in described tour device battery discharging switch open command circuit, tour device primary power source bus-tie circuit breaker state, two device charge and discharge switch states, the dynamo-electric source state of central computer A and the dynamo-electric source of the central computer B state and make an inspection tour device battery discharging switch open command circuit, tour device primary power source bus-tie circuit breaker state, two device charge and discharge switch states, the dynamo-electric source state of central computer A and the dynamo-electric source of central computer B state, and shown by the LED lamp;
7 groups of up-on command implementation status of mock survey circuit comprises two device separation simulation circuit, makes an inspection tour device battery discharging switch on and off circuit, makes an inspection tour device primary power source bus-tie circuit breaker on-off circuit, two device charge and discharge switch on-off circuits, instruction power+28V on-off circuit, make an inspection tour device central computer A on-off circuit, make an inspection tour device central computer B on-off circuit, above-mentioned 7 circuit include two diodes, two current-limiting resistances, two be embedded in the LED lamp on the front panel and be placed on double-contact relay on the cable card extender; A current-limiting resistance and a diode are composed in series leadage circuit, each leadage circuit in parallel of the two ends of two line bags of relay, and the anodal end of diode cathode one terminated line bag; The minus earth of two line bags of relay, K switch 1 and the K switch 2 of being controlled by ground power supply and distribution equipment respectively of connecting between the anodal end of two line bags and the+28V power supply, the K switch 1 closed electric signal that adds of simulating the place circuit, K switch 2 closed simulation place contactor power-off signals; The positive pole of two groups of contacts of relay all connects+the 5V power supply, ground connection behind divider resistance of the negative pole of contact serial connection and the LED lamp;
Separate umbilical connector state simulation circuit and be arranged in the pull-off plug, show that in ground power supply and distribution equipment simulator is connected with it or the state of disengaging.
In sum, more than be preferred embodiment of the present invention only, be not for limiting protection scope of the present invention.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. the Authentication devices of a detector power supply and distribution test system is characterized in that, comprise the lander simulator and make an inspection tour the device simulator, wherein:
Described lander simulator comprises cabinet, front panel, rear panel, power mimic channel, descending analog quantity circuit, up-on command mimic channel, separates umbilical connector state simulation circuit, the power module that is arranged on cabinet inside, heat radiator and electric fan, wherein, front panel and rear panel are embedded in respectively on former and later two openings of cabinet, and the cable card extender is arranged on cabinet inside near rear panel; Rear panel is provided with two breakaway plugs, pull-off plug and the 220V ac plug that links to each other with ground power supply and distribution equipment, wherein breakaway plug was used in the ground experiment stage, the attachment plug of satellite and ground power supply and distribution equipment, one of them breakaway plug is used for the cable of switching power mimic channel, and another breakaway plug is used for all lines of the descending analog quantity circuit of switching and up mimic channel; Pull-off plug is used for being connected between Simulated Spacecraft and the lander; The 220V ac plug is used for powering to power module from ground power supply and distribution equipment; Cable is after the plug of plate inserts from behind, again to front panel and power module switching;
Described power module is according to the power supply characteristic in the lander, will convert to from the 220V alternating current that the 220V ac plug fetches 30V, 28V, 12V ,-12V and 5V direct current;
Described power mimic channel is used for consuming the electric energy that lander sun square formation produces, and shows whether each sun square formation is in normal operating conditions;
Described descending analog quantity circuit is used for test and show lander battery voltage, satellite busbar voltage, the 12V supply voltage ,-12V supply voltage, 5V supply voltage; Descending analog quantity circuit comprises 5 current-limiting resistances, one end of each current-limiting resistance respectively with power module in 28V power supply, 30V power supply, 12V power supply ,-12V power supply, 5V power supply link to each other, the other end is divided into two-way, one the tunnel is connected with the test lead of ground power supply and distribution equipment, gets voltage and current for detection of the individual channel power supply; Receive on the key terminal of key switch on another road, when the place key switch is pressed, shows voltage at voltage table;
Lander battery discharging switch open command, the instruction power module that the up-on command analog line passes under being used for simulation and verifying from ground power supply and distribution equipment to lander cut backup instruction, wired SMU adds cut-offing instruction and simulation satellite and the rocket separation signal, wherein:
Described wired SMU adds the cut-offing instruction circuit and comprises that two diodes, two current-limiting resistances, two are embedded in the LED lamp on the front panel and are placed on double-contact relay on the cable card extender; A current-limiting resistance and a diode are composed in series leadage circuit, each leadage circuit in parallel of the two ends of two line bags of relay, and the anodal end of diode cathode one terminated line bag; The minus earth of two line bags of relay, K switch 1 and the K switch 2 of being controlled by ground power supply and distribution equipment respectively of connecting between the anodal end of two line bags and the+28V power supply, the wired SMU of K switch 1 closed simulation adds electric signal, the wired SMU power-off signal of K switch 2 closed simulations; The positive pole of two groups of contacts of relay all connects+the 5V power supply, ground connection behind divider resistance of the negative pole of contact serial connection and the LED lamp;
The instruction power module is cut backup instruction circuit, simulation satellite and the rocket demultiplexing circuit and lander battery discharging switch disconnection mimic channel and included a single contact relay, two diodes, a current-limiting resistance and a LED lamp: the single contact relay is placed on the cable card extender, and LED etc. are arranged on the front panel; Connect between the line Bao Yiduan of single contact relay and the 28V power supply by the switch of ground power supply and distribution equipment control, relay line bag other end ground connection; Leadage circuit that diode and current-limiting resistance are composed in series online bag in parallel two ends, the terminal of relay contact one end connects the 5V power supply of power module, ground connection behind divider resistance of other end serial connection and the LED lamp; Described instruction power module is cut backup instruction circuit, simulation satellite and the rocket demultiplexing circuit and lander battery discharging switch and is disconnected behind the switch closure in the mimic channel respectively the dummy instruction power module and cut backup instruction, simulation satellite and the rocket separation signal and lander battery discharging switch cut-off signal;
Separate umbilical connector state simulation circuit and be arranged in the pull-off plug, show that in ground power supply and distribution equipment the lander simulator is connected with it or the state of disengaging;
Make an inspection tour the device simulator and comprise second cabinet, second face plate, second flank plate, the second power mimic channel, the second descending analog quantity circuit, the second up-on command mimic channel, the second source module that is arranged on second cabinet inside, second heat radiator and an electric fan, wherein, second face plate and second flank plate are embedded in respectively on former and later two openings of second cabinet, and the second cable card extender is arranged on second cabinet inside near the second flank plate; The second flank plate is provided with second breakaway plug, a signal imitation plug, two power plug and a 220V ac plug that links to each other with ground power supply and distribution equipment, wherein second breakaway plug was used in the ground experiment stage, the attachment plug of satellite and ground power supply and distribution equipment, all lines that also are used for the up mimic channel of switching simultaneously, signal imitation plug are used for the descending analog quantity circuit of switching; Two power plug are used for the cable of the switching second power mimic channel, and cable is after the plug access of second flank plate, again to second face plate and the switching of second source module;
Described second source module is according to the power supply characteristic of making an inspection tour in the device, will convert to from the 220V alternating current that the 220V ac plug fetches 30V, 28V, 12V ,-12V and 5V direct current;
The described second power mimic channel is used for consuming makes an inspection tour the electric energy that device sun square formation produces, and shows whether each sun square formation is in normal operating conditions;
The second descending analog quantity circuit is used for testing and shows makes an inspection tour device battery voltage, satellite busbar voltage, the 12V supply voltage ,-the 12V supply voltage; The second descending analog quantity circuit comprises 4 current-limiting resistances, one end of each current-limiting resistance respectively with the second source module in 28V power supply, 30V power supply, 12V power supply ,-the 12V power supply links to each other, the other end is divided into two-way, one the tunnel is connected with the test lead of ground power supply and distribution equipment, for detection of individual channel power source voltage and electric current; Receive on the key terminal of second key switch on another road, when the place key switch is pressed, shows voltage at second voltage table;
The second up-on command analog line is used for simulation and verifies tour device battery discharging switch open command, tour device primary power source bus-tie circuit breaker state, two device charge and discharge switch states, the dynamo-electric source state of central computer A and the dynamo-electric source of the central computer B state of uploading to the tour device from ground power supply and distribution equipment, wherein:
Make an inspection tour device battery discharging switch open command circuit, tour device primary power source bus-tie circuit breaker state, two device charge and discharge switch states, the dynamo-electric source state of central computer A and the dynamo-electric source of central computer B state and include a single contact relay, two diodes, current-limiting resistance and LED lamps, the single contact relay is placed on the cable card extender, and LED etc. are arranged on the front panel; Connect between the line Bao Yiduan of single contact relay and the 28V power supply by the switch of ground power supply and distribution equipment control, relay line bag other end ground connection; Leadage circuit that diode and current-limiting resistance are composed in series online bag in parallel two ends, the terminal of relay contact one end connects the 5V power supply of power module, ground connection behind divider resistance of other end serial connection and the LED lamp; Simulate respectively behind the switch closure in described tour device battery discharging switch open command circuit, tour device primary power source bus-tie circuit breaker state, two device charge and discharge switch states, the dynamo-electric source state of central computer A and the dynamo-electric source of the central computer B state and make an inspection tour device battery discharging switch open command circuit, tour device primary power source bus-tie circuit breaker state, two device charge and discharge switch states, the dynamo-electric source state of central computer A and the dynamo-electric source of central computer B state, and shown by the LED lamp;
7 groups of up-on command implementation status of mock survey circuit comprises two device separation simulation circuit, makes an inspection tour device battery discharging switch on and off circuit, makes an inspection tour device primary power source bus-tie circuit breaker on-off circuit, two device charge and discharge switch on-off circuits, instruction power+28V on-off circuit, make an inspection tour device central computer A on-off circuit, make an inspection tour device central computer B on-off circuit, above-mentioned 7 circuit include two diodes, two current-limiting resistances, two be embedded in the LED lamp on the front panel and be placed on double-contact relay on the cable card extender; A current-limiting resistance and a diode are composed in series leadage circuit, each leadage circuit in parallel of the two ends of two line bags of relay, and the anodal end of diode cathode one terminated line bag; The minus earth of two line bags of relay, K switch 1 and the K switch 2 of being controlled by ground power supply and distribution equipment respectively of connecting between the anodal end of two line bags and the+28V power supply, the K switch 1 closed electric signal that adds of simulating the place circuit, K switch 2 closed simulation place contactor power-off signals; The positive pole of two groups of contacts of relay all connects+the 5V power supply, ground connection behind divider resistance of the negative pole of contact serial connection and the LED lamp.
2. the Authentication devices of a kind of detector power supply and distribution test system as claimed in claim 1, it is characterized in that, described lander simulator also comprises the cable card extender that is arranged on close rear panel one side in the described cabinet, be used for behind the wire cable layout that inserts from described plug, again to front panel and power module switching.
3. the Authentication devices of a kind of detector power supply and distribution test system as claimed in claim 1, it is characterized in that, power mimic channel in the described lander simulator comprises 12 power resistors, 12 LED lamps, voltage table and electric fan, and be embedded in key switch on the front panel, wherein 12 power resistors are placed on above the heat radiator, and electric fan is arranged on the heat radiator bottom; Voltage table and all LED lamps are embedded on the front panel; A power resistor and a LED lamp are cascaded; The front end of each power resistor one side links to each other by 1 square formation in the sun emulation simulator on the lander that inserts on cable card extender and the rear panel, the rear end ground connection of corresponding LED lamp, form 12 power flow thus, the LED lamp is used for showing whether the place path has the power input; The rear end of LED lamp one side of every power flow links to each other with a key terminal of key switch input end respectively, and the terminal of key switch output terminal is in parallel with an end of voltage table, and the other end of voltage table is connected with ground.
4. the Authentication devices of a kind of detector power supply and distribution test system as claimed in claim 1, it is characterized in that, described tour device simulator also comprises the second cable card extender that is arranged on close second flank plate one side in described second cabinet, be used for behind the wire cable layout that inserts from described plug, again to second face plate and the switching of second source module.
5. the Authentication devices of a kind of detector power supply and distribution test system as claimed in claim 1, it is characterized in that, the described second power mimic channel comprises power resistor, LED lamp, second voltage table and is embedded in second key switch on the second face plate, all power resistors are placed on second heat radiator, one side, and the second heat radiator bottom arranges an electric fan; Second voltage table and all LED lamps are embedded on the front panel; A power resistor and a LED lamp are cascaded; The front end of each power resistor one side links to each other by 1 square formation in the sun emulation simulator on the tour device that inserts on the second cable card extender and the second flank plate, the rear end ground connection of corresponding LED lamp, form 4 power flow thus, the LED lamp is used for showing whether the place path has the power input; The rear end of LED lamp one side of every power flow links to each other with a key terminal of the second key switch input end respectively, and the terminal of the second key switch output terminal is in parallel with an end of second voltage table, and the other end of second voltage table is connected with ground.
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| CN112462273A (en) * | 2020-10-23 | 2021-03-09 | 北京空间飞行器总体设计部 | Flight event driven upper-level satellite assembly power supply capability verification system and method |
| CN112462273B (en) * | 2020-10-23 | 2023-03-28 | 北京空间飞行器总体设计部 | Flight event driven upper-level satellite assembly power supply capability verification system and method |
| CN117092959A (en) * | 2023-10-18 | 2023-11-21 | 北京星河动力装备科技有限公司 | Carrier rocket time sequence path monitoring circuit and method and carrier rocket |
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