CN106790328A - Airborne distributed parallel computing environment - Google Patents
Airborne distributed parallel computing environment Download PDFInfo
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- CN106790328A CN106790328A CN201510815610.1A CN201510815610A CN106790328A CN 106790328 A CN106790328 A CN 106790328A CN 201510815610 A CN201510815610 A CN 201510815610A CN 106790328 A CN106790328 A CN 106790328A
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Abstract
The present invention provides a kind of airborne distributed parallel computing environment, including：At least one from node, and for gathering airborne parameter, each is described at least to correspond to sensor described in a group from node；Host node, is connected with each Suo Shu from node, is arrived described in each from node for sending management and control instruction；It is described from node, be additionally operable to according to the management and control instruction the airborne parameter is sent to predeterminated position.Each of which node can be arranged on sensor proximity with nearest distance respectively, shorten sensor and from the airborne parameter signal transmission range between node, by electromagnetism etc., other signals are disturbed in transmitting procedure to alleviate parameter signal, the more excellent reliability of signal quality, shorten due to sensor and from the cable between node, significantly reduce cable usage amount, reduce aerospace vehicle own wt, increased payload, and host node can not be limited by sensor position, installation position selection is flexibly, convenient that it is operated with.
Description
Technical field
The present invention relates to aerospace field, more particularly to a kind of airborne distributed parallel computing environment.
Background technology
The aerospace vehicles such as aircraft, rocket, satellite and manned spaceship are in flight course, it is necessary to measurement in real time
The data parameters of aerospace vehicle are gathered, and treatment is analyzed to these data parameters, to obtain aviation boat
The state of flight of its device, while being monitored to the state of flight of aerospace vehicle.Adopted in Aero-Space operation
The data parameters of collection mainly include：The performance and internal environmental data of aircraft, such as some positions of aircraft
Temperature, fuel consumption, mechanical stress, electric current and voltage etc.；The physiological status data of spacefarer, such as space flight
Breathing, ecg wave form of member etc.；Space exploration data, such as micrometeor, high-energy radiation and space magnetic field；
Aerospace vehicle remotely-sensed data, atmospheric parameter, earth heat radiation, landsat institute such as meteorological satellite sounding
Multispectral image of the ground object target of acquisition etc.；Spacecraft Flight Test data, such as performance parameter, trajectory or
Orbit parameter etc.；The relevant data of military purposes, such as early warning satellite find MISSILE LAUNCHING information, investigation satellite
The photo of shooting or the RI radio intelligence of detection etc.；And flying vehicles control, navigation and aerospace vehicle are reclaimed
Relevant data.
The acquisition method of the airborne parameter of traditional aerospace vehicle is：As shown in figure 1, in aerospace vehicle
One harvester of middle configuration, the harvester is connected with the sensor for being distributed in each position of aerospace vehicle,
What the airborne parameter of the aerospace vehicle of all the sensors collection can all be concentrated is transferred in the harvester, leads to
Telemetry ground station is crossed, analyzes and processes to monitor the aerospace vehicle for relevant staff.Configuring the collection
During device, it is necessary in advance consider as a whole around detection signal position, select relatively all biography
The all nearer location comparison of sensor is difficult, especially large scale equipment distant, sensing station all around
Distribution usually disperse very much, because all of sensor is all connected by cable with the harvester, cable
Linear distance is more long, and weight is larger, increased the weight of aerospace vehicle itself, influences having for aerospace vehicle
Effect load, simultaneously as the working environment of aerospace vehicle is different from ground environment, its most of the time is all
It is operated in the environment of high temperature or low temperature, vibration and electromagnetic interference, cable transmission range is more long, easily receives
The interference of other electromagnetic signals, signal easily declines when the airborne parameter that sensor is collected is transmitted by cable
Subtract, influence the q＆r of airborne parameter.
The content of the invention
In consideration of it, be necessary for harvester position selection be difficult, airborne parameter transmission easily decay and quilt
The problem of interference, there is provided a kind of acquisition node position selection relatively arbitrarily, again can be closest to airborne sensor position
Put, reduce signal transmission distance, the good airborne distributed parallel computing environment of parameter transmission quality.
To reach goal of the invention, there is provided a kind of airborne distributed parallel computing environment, including：
At least one from node, and for gathering airborne parameter, each is described at least to correspond to described in one group from node
Sensor；
Host node, is connected with each Suo Shu from node, is arrived described in each from node for sending management and control instruction；
It is described from node, be additionally operable to according to the management and control instruction the airborne parameter is sent to predeterminated position.
Wherein in one embodiment, the host node and it is described between node by optical fiber connect.
It is described to be provided with from node wherein in one embodiment：Harvester, connects with the sensor
Connect, for gathering the airborne parameter, and store the airborne parameter.
Multiple harvesters are provided with from node wherein in one embodiment, described in each, each
The harvester at least corresponds to sensor described in a group.
Wherein in one embodiment, it is provided with the host node：Interchanger, for by the host node
It is attached from node with each Suo Shu.
Wherein in one embodiment, the interchanger includes photoelectricity/electric light rapid translating module.
Wherein in one embodiment, it is additionally provided with the host node：Master control set, with the interchanger
Electrical connection, for pattern information configuration to be acquired to the harvester from node in a static mode,
Generate and the management and control from node is instructed, and management and control instruction is sent to each institute in a dynamic mode
State from node.
It is described to be additionally provided with from node wherein in one embodiment：Communication control unit, with its place
Harvester electrical connection from node, is connected with the host node, for receiving the host node hair
The management and control instruction for going out, is additionally operable to according to the management and control instruction transmission harvester is collected
Airborne parameter is to the host node；The master control set on the host node is additionally operable to connect in a dynamic mode
Receive each described airborne parameter from node collection.
Wherein in one embodiment, the airborne distributed parallel computing environment is from node with slotted mode or section
The described airborne parameter from node collection is sent to the predeterminated position by point data packet mode.
Wherein in one embodiment, it is additionally provided with the host node：When bulk cargo put, for it is described from
The time of node is calibrated.
Wherein in one embodiment, the management and control instruction includes synchronic command；
The host node sends the synchronic command and is received from node from node, described in each to each Suo Shu
After the synchronic command, the synchronic command is sent the harvester controlled to it.
Wherein in one embodiment, the host node is by default attachment means and each is described from node
On harvester connection, the host node referred to by the default attachment means transmission synchronization
Make the harvester.
Beneficial effects of the present invention include：
Airborne distributed parallel computing environment in above-described embodiment, is arranged on collected from node with nearer distance
Sensor proximity, sensor and greatly reduce from the transmission range between node, be connected to from node and biography
Cable between sensor shortens, and alleviates the own wt of aerospace vehicle, improves aerospace vehicle
Payload, sensor and the transmission range from node are near, and airborne parameter is difficult by electromagnetism in transmitting procedure
The interference of signal and weak, signal quality is more excellent and reliable.Also, due to being close to sensor proximity from node,
Therefore host node when being installed in aerospace vehicle position it is relatively random, in may be mounted at aerospace vehicle
Optional position, harvester selects the more difficult problem in position in overcoming conventional art.
Brief description of the drawings
Fig. 1 is the structural representation of airborne distributed parallel computing environment traditional in one embodiment；
Fig. 2 is the structural representation of the airborne distributed parallel computing environment in one embodiment.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing and reality
Example is applied to be further elaborated airborne distributed parallel computing environment of the invention.It should be appreciated that this place is retouched
The specific embodiment stated only is used to explain the present invention, is not intended to limit the present invention.
Airborne distributed parallel computing environment in the present invention be applied to the high temperature of Aero-Space, low temperature, electromagnetic interference,
In the environment such as vibration, it is generally disposed in aerospace vehicle, can effectively gathers aerospace vehicle and run
Related airborne parameter in journey, is analyzed and processed by ground telemetering station for relevant staff.Wherein, aviation
Spacecraft is including aircraft, rocket, satellite and airship etc..
In one embodiment, as shown in Figure 2, there is provided a kind of airborne distributed parallel computing environment, including：
At least one from node 200, and for gathering airborne parameter, each at least corresponds to one group of sensor from node 200
100；Host node 300, is connected with each from node 200, and each is arrived from node 200 for sending management and control instruction；
From node 200, it is additionally operable to be sent to predeterminated position (host node or other are pre- airborne parameter according to management and control instruction
The position first specified).
In the present embodiment, by from the direct scattered biography that is distributed in aerospace vehicle specific region of being installed to of node
Near sensor 100, so just can be with nearer distance close to collected sensor 100, connection from node
Length in sensor 100 and from the cable (or optical fiber) between node 200 greatly reduces, so as to subtract
The airborne parameter of few sensor detection is transported to the fed distance from node (harvester).From node and biography
Connected with shorter distance between sensor, the length of the cable (or optical fiber) for not only connecting is reduced, weight
Mitigate, and when cable (or optical fiber) connection distance is shorter, airborne parameter is difficult to receive in transmitting procedure
The interference of electromagnetic signal or other signals, signal quality is more excellent and reliable.
Due to being arranged near sensor 100 with the distance being closer to from node 200, therefore host node 300
Installation position selection flexibly, relatively arbitrarily, may be mounted at any position in aerospace vehicle, overcome
The more difficult problem in harvester selection position in legacy equipment.Host node 300 and between node 200 lead to
Cable (or optical fiber) connection is crossed, even there is certain length between node 200 and host node 300
Cable (or light), but compared to each traditional sensor need a cable more long with collection fill
Put connection, only needed in the present embodiment each between node 200 and host node 300 by a cable or
Light is connected, and the weight of the cable (or light) that it is used also greatly reduces, and this is for Aero-Space
For device, the weight of its own is significantly reduced, so as to improve the effective of aerospace vehicle to a certain extent
Load.
Also, host node and can be according to specifically used environmental selection, such as in aircraft, machine from size of node
The size of how much decision node volumes of case slot, therefore, the airborne distributed parallel computing environment in the present embodiment
Can be adjusted flexibly, meet the different use demands of user, be particularly suited for the more long, machine of distance all around
Carry big aircraft and the narrow and small operational aircraft of cabin space that parameter is difficult to concentrate.
What deserves to be explained is, in order to cost-effective, sensor 100 and from using cable between node 200
Connection.Meanwhile, in order to ensure transmission quality (Optical Fiber Transmission strong antijamming capability) and the transmission of airborne parameter
Speed (transmission rate can arrive 3G), host node 300 and between node 200 using optical fiber connect.Certainly,
The sensor 100 and from node 200, the connected mode between node 200 and host node 300 is one
Kind preferably embodiment, host node 300 and can be also attached between node 200 by wireless device,
From between node 200 and sensor 100 also can wireless device be attached.
Preferably, in one embodiment, host node 300 and the quantity from node 200 are 32, main section
The quantity of point is 1, and others are from node.The acquisition quality of airborne parameter, and phase were so both can guarantee that
To cost-effective.Certainly, host node 300 and the quantity from node 200 are set according to actual requirement of engineering
, meeting in the collection demand of airborne parameter, host node and the quantity from node can be less than 32,
The quantity from node can according to the actual requirements be expanded.
Wherein, what deserves to be explained is, any position in aerospace vehicle is may be mounted at due to host node 300
Put, therefore host node 300 can be, from any one in node, both to have selected a node to make it both as main
Node is again as from node, so setting not only cost-effective, and simplicity is designed.
In one embodiment, it is provided with from node 200：Harvester 210, is connected with sensor 100,
For gathering airborne parameter, and store airborne parameter.
Preferably, each is provided with multiple harvesters 210 from node 200, and each harvester is at least right
A sensor is answered, each harvester 210 gathers one or more corresponding sensors 100
The airborne parameter of detection, and by the storage of airborne parameter to predeterminated position, directly from default during subsequent analysis treatment
The airborne parameter of position acquisition.
When the airborne parameter at certain position of aerospace vehicle is gathered, the near sites are provided with multiple sensings
Device 100 to detect the various types of airborne parameter at the position, due between these sensors 100 it is adjacent compared with
Closely, one is distributed from node to these sensors 100, multiple harvesters 210 should be provided with from node
It is corresponding with these sensors 100, and gather the airborne parameter of these sensors detection.For example, in order to examine
The running status of the wing of aircraft is surveyed, the vibrating sensor of detection wing flutter is respectively provided near the wing of left and right,
The temperature sensor of wing temperature and the angle of attack sensor of detection machine wing incidence are detected, accordingly, in left machine
The position of the wing configures one first from node, with the vibrating sensor, TEMP being distributed near port wing
Device is corresponding with angle of attack sensor, and this first is provided with three harvesters 210 from section, the respectively first collection
Device, the second harvester and the 3rd harvester, the first harvester and shaking installed in port wing position
Dynamic sensor connection, the second harvester is connected with the temperature sensor installed in port wing position, and the 3rd adopts
Acquisition means are connected with the angle of attack sensor installed in port wing position；One second is configured at the position of starboard wing
It is corresponding with vibrating sensor, temperature sensor and the angle of attack sensor for being distributed in starboard wing annex from node,
This second is also equipped with three harvesters, respectively the 4th harvester, the 5th harvester from node
With the 6th harvester, the 4th harvester is connected with installed in the vibrating sensor at starboard wing position, and the 5th
Harvester be connected with installed in the temperature sensor at starboard wing position, the 6th harvester with installed in right machine
The angle of attack sensor connection of alar part position.In some cases, in order to more accurately obtain certain position some
Airborne parameter, may set multiple identical sensors and be distributed on the position, can be from node
One harvester of these identical sensor configurations, it is also possible to be these identical sensors from node
In each configure a harvester.
After harvester 210 gathers airborne parameter, these airborne parameter interim storages are got up, so as to certain
The all types of airborne parameter at position is sent to predeterminated position after the completion of all gathering (host node 300 is specified
From node).
In one embodiment, it is provided with host node 300：Interchanger 310, for by the He of host node 300
Each is attached from node 200.
Specifically, interchanger 310 is provided with light wire module, optic module, host node 300 are provided with from node
And connected with optical fiber by respective optic module between node 200.
Interchanger 310 has multiple ports, and Communication Control of each port by optical fiber with each from node is filled
Put 220 connections, such host node 300 can carry out data transmission with multiple from node simultaneously, each is from section
There is a pathway for electrical signals for exclusively enjoying between point 200 and host node 300, gathered so from node 200
The airborne parameter of the collection of device 210 just can exclusively enjoy pathway for electrical signals and be transferred to host node 300 by corresponding,
Ensure the transmission quality of airborne parameter.
Preferably, interchanger 310 includes photoelectricity/electric light rapid translating module.Photoelectricity/electric light rapid translating module
The data exchange without bottleneck can be realized according to the data transmission bauds in network service.
In one embodiment, it is additionally provided with host node 300：Master control set 320, and exchanges mechatronics,
For being acquired pattern information configuration to the harvester from node in a static mode, generation is to from section
Point management and control instruction, and in a dynamic mode by management and control instruction be sent to each from node.
Static schema refers to the state before system is acquired, analyzes and processes.Airborne distributed capture system
After the completion of each hardware device configuration of system, system is in a static mode, and now system is only at list
Pure hardware device connection status, can not carry out Communication Control, it is therefore desirable to be acquired pattern each other
Information configuration.In drainage pattern information configuration, the configuration relation according to hardware device presets one and matches somebody with somebody
Confidence ceases, and is stored in master control set 320, and master control set 320 is to each from the communication control of node 200
Device processed 220 sends the configuration information, and each communication control unit 220 from node 200 is according to configuration
Information is acquired pattern information configuration to each harvester 210 on node where it, gathers each
Device possesses corresponding acquisition function, and after the completion of harvester 210 is configured, master control set 320 is generated to each
(including acquisition instructions, control harvester gathers airborne parameter for the individual management and control instruction from node 200；Transmission
Instruction, the airborne parameter of control harvester transmission collection), managed with when airborne distributed parallel computing environment runs
Each is controlled from node 200.
In one embodiment, it is provided with from node 200：Communication control unit 220, with its place from section
Harvester 210 on point is electrically connected, and is connected with host node 300, for receiving what host node 300 sent
Management and control is instructed, and is additionally operable to instruct the airborne parameter that transmission harvester 210 is collected to host node according to management and control
300；Master control set on host node is additionally operable to receive in a dynamic mode each from the airborne ginseng of node collection
Number.
Communication control unit 220 is provided with optic module, by optic module optical fiber and host node 300
Optic module connection on interchanger 310, plays a part of to be communicated with host node 300, also acts as and its institute
In the effect from the communication of node last each harvester 210, and also to each where it from node
Harvester 210 plays a part of control, equivalent to the terminal from node.
Dynamic mode refers to state when system is acquired, analyzes and processes.Master control on host node 300
Device 320 sends acquisition instructions to each from node 200 in a static mode, and each is received from node 200
To after acquisition instructions, start to gather airborne parameter, now system enters dynamic mode, from node 200
After harvester 210 gathers airborne parameter, the airborne parameter for gathering is carried out into interim storage.One from node
On have multiple harvesters 210, the airborne parameter interim storage that each harvester is gathered treats this
After the completion of all harvesters 210 from node are all gathered, the collection of airborne parameter should be just completed from node.
After main control unit 320 from node to transmission instruction is sent, harvester 210 is by the machine of its interim storage
Carry parameter and be transferred to communication control unit 220 from node 200, communication control unit 220 will be received again
Airborne parameter is transferred to host node 300, so as to complete the transmission of airborne parameter.
It should be noted that when each configures harvester 210 from node 200, according to the machine of collection
Carry the type of parameter and configure the harvester 210 of difference in functionality.Wherein, harvester 210 is analog input card,
Master control set 320 is master control borad, and communication control unit 220 is Communication Control plate, and analog input card and communication are controlled
Connected by base plate between making sheet.
In one embodiment, management and control instruction includes synchronic command.Host node send the synchronic command to
Each after each receives synchronic command from node, synchronic command is sent the collection controlled to it from node
Device.The collection synchronization of each harvester from node is realized with this.
In a specific embodiment, synchronic command is a pulse signal, and master control set 320 sends arteries and veins
Communication control unit 220 of the signal to each from node 200 is rushed, communication control unit 220 retransmits pulse
The harvester 210 that signal is controlled to it, harvester 210 receives the airborne ginseng of synchronous acquisition after pulse signal
Number.
The acquisition system of traditional single node (harvester) to realize the collection synchronization of airborne parameter,
Only need the master control set 320 in single node i.e. achievable airborne to a broadcast singal is sent on each sensor
The collection synchronization of parameter.The structure of the airborne distributed parallel computing environment in the embodiment of the present invention is different from single node
The structure of acquisition system, therefore, when the airborne parameter acquisition for realizing airborne distributed parallel computing environment is synchronous,
Master control set 320 on host node 300 sends a unification to each with broadcast mode from node 200 first
The pulse signal of regulation, after each receives pulse signal from node, immediately to the harvester on this node
210 send the pulse signal with broadcast mode, after harvester 210 receives the pulse signal, are immediately performed
The function of airborne parameter is gathered, so that each reaches the effect of the airborne parameter of synchronous acquisition from node, it is airborne
Parameter synchronization is gathered, and is conducive to analyzing spacecraft overall performance within certain time period.With traditional single node
Acquisition system is compared, and the collection of the airborne distributed parallel computing environment in the present embodiment synchronously uses secondary same
The mode of step, i.e., first each synchronous from node 200, the harvester 210 afterwards respectively from node 200 is synchronous.
Therefore, airborne distributed parallel computing environment needs host node 300 when realizing that collection is synchronous and from node 200
Be fitted close twice, needed by hard-wired.
What deserves to be explained is, using pulse signal can make master control set 320 at equal intervals the time to each
Individual to send pulse signal from node 200, airborne parameter is collected once every the equal time, the machine of collection
The running status that parameter can reflect in aerospace vehicle different time sections is carried, is easy to operating personnel to obtain analysis
The overall operation state of aerospace vehicle simultaneously operates on it control.
It should be noted that management and control instruction include each from the operation of node 200, control and management information,
Pulse signal is control from the airborne parameter of synchronous acquisition of harvester 210 in node 200 in the present embodiment
(similar to acquisition instructions), thus the pulse signal be contained in management and control instruction in.
In one embodiment, host node 300 by default attachment means and each from node 200
Harvester 210 is connected, and host node 300 sends synchronic command to harvester by default attachment means
210。
The default attachment means hardware corridor special equivalent to, host node passes through this special hardware
Synchronic command is directly sent to each harvester from node by passage, so that each harvester synchronization
It is acquired.It is hyposynchronous that the collection of the airborne distributed parallel computing environment in the present embodiment synchronously uses one
Mode, synchronous acquisition is settled at one go, simple and fast.Wherein, default attachment means directly with respectively from node
On base plate be connected, because base plate is connected with harvester, therefore host node and harvester can be realized
Connection.
In one embodiment, airborne distributed parallel computing environment will with slotted mode or node data packet mode
Predeterminated position (host node 300 or other preassigned positions) is sent to from the airborne parameter of node collection.
Airborne parameter is directly stored in specified location (on individual node) by traditional single node acquisition system, and
Each of airborne distributed parallel computing environment in the present embodiment may gather polytype airborne from node 200
Parameter, if each directly it is gathered various types of acquisition parameter from node 200 carries out communication transfer,
The real-time high-efficiency of airborne parameter transmission can not then be realized, it is therefore desirable to which rational arrangement in order could be realized airborne
The real-time high-efficiency of parameter transmission.In order to realize the real-time high-efficiency communication transfer of airborne distributed parallel computing environment, can
It is transmitted with using two ways：
The first, airborne parameter is transmitted using slotted mode.Each harvester collection from node 200
Airborne parameter is got up according to the type interim storage of airborne parameter after airborne parameter, and by each type of machine
Parameter one module of correspondence is carried, such a airborne parameter from node will be divided into multiple modules,
Each module one transmission time (i.e. time slot) of correspondence, that is, give each type of airborne parametric distribution one transmission
Time, time slot size is relevant with the data volume of the airborne parameter of transmission, and the acquisition of its numerical value is by advance comprehensive
Close experiment and obtain (numerical value is the minimum time needed for the airborne parameter for transmitting respective type), time slot is one to be
Row, i.e. the corresponding airborne parameter of each module is continuously transmitted.Preferably, the numerical value of time slot size is pressed
According to order arrangement from small to large, i.e., the airborne less airborne parameter prioritised transmission of supplemental characteristic amount more can body
The real-time of existing data.In transmission, each type of data are transferred to airborne parameter in corresponding time slot
Host node 300, host node 300 is transferred to the most short time by the airborne parameter in all modules, realizes machine
Carry the real-time communication transmission of parameter.Wherein, what deserves to be explained is, to each type of airborne parameter configuration
Time slot when, the control parameter of slot transmission is bound in harvester 210, communication control unit 220 and hands over
Change planes in 310, airborne parameter in transmission, by these control parameter controlling transmissions.
In the embodiment of the airborne parameter of two wings of foregoing collection aircraft, first gathers aircraft from node
The airborne parameter of left side wing, airborne parameter include vibration parameters, temperature parameter and angle of attack parameter, by this three
The airborne parameter of type is divided into three modules, and vibration parameters such as are divided into the first module, and temperature is joined
Number is divided into the second module, and angle of attack parameter is divided into the 3rd module；Second gathers aircraft right side machine from node
The airborne parameter of the wing, the airborne parameter of right side wing also includes vibration parameters, temperature parameter and angle of attack parameter,
The airborne parameter of these three types is also divided into three modules, and vibration parameters also are divided into the 4th accordingly
Module, the 5th module is divided into by temperature parameter, and angle of attack parameter is divided into the 6th module.By left and right machine
When the airborne parameter of the wing is transferred to host node 300, the corresponding airborne ginseng of the first module is transmitted in the first slot
Number (vibration parameters), transmits the corresponding airborne parameter (temperature parameter) of the second module in the second time slot,
The corresponding airborne parameter (angle of attack parameter) of the 3rd module is transmitted in 3rd time slot, followed by the 4th slot transmission
The corresponding airborne parameter (vibration parameters) of 4th module, in the 5th time slot transmit the 5th module correspondence
Airborne parameter (temperature parameter), the corresponding airborne parameter of the 6th module is transmitted in the 6th time slot, and (angle of attack is joined
Number), the real-time Transmission of airborne parameter is realized with this.
In another embodiment, each corresponding airborne parameter type from node can also be differed, such as from
Each harvester on node 1 has collecting temperature parameter, fuel consumption parameter, mechanical stress ginseng respectively
The function of number, voltage parameter and current parameters, by temperature parameter the first module of correspondence, fuel consumption parameter pair
Answer the second module, mechanical stress parameter the 3rd module of correspondence, voltage parameter the 4th module of correspondence, current parameters
The 5th module of correspondence；Each harvester from node 2 has collection atmospheric parameter, the hot spoke of the earth respectively
The function of parameter and multispectral parameter is penetrated, by the earth parameter the 6th module of correspondence, terrestrial radiation thermal parameter correspondence
7th module, the 8th module of multispectral parameter correspondence；Each harvester from node 3 has respectively to be adopted
Collect the function of the performance parameter, trajectory parameter and orbit parameter of aircraft, by performance parameter the 9th module of correspondence,
Trajectory parameter the tenth module of correspondence, orbit parameter the 11st module of correspondence.Passed by above-mentioned these airborne parameters
It is defeated to host node 300 when, the corresponding airborne parameter of the first module is transmitted in first time slot, in the second time slot
The corresponding airborne parameter of the second module of middle transmission, the like, until last module is corresponding airborne
Parameter end of transmission, realizes the real-time Transmission of airborne parameter.
Second, airborne parameter is transmitted by the way of node data bag.At each from the communication of node 200
The memory space of the airborne parameter of all kinds is preset on control device 220, i.e., each type of airborne ginseng
Number all corresponds to a memory space, and the memory space is obtained by pre-trial, and its size is storage respective class
Minimum space needed for the airborne parameter of type, memory space is one section continuous on communication control unit 220
Space.Because every kind of harvester only gathers a type of airborne parameter, therefore each harvester is connecing
Airborne parameter can be transferred on communication control unit 220 corresponding memory space automatically after receiving transmission instruction
In, after this is from the airborne parameter end of transmission of node last harvester collection, should be from node
Node data package is casted off into, and this node data bag is sent to host node 300 by communication control unit 220
In the predeterminable area of upper exchanger.Wherein, predeterminable area is modeled by pre-trial and obtained, and it is at system
Configured completion when static schema.The storage required when being transmitted using node data bag of airborne parameter is empty
Between it is minimum, therefore can reach the effect of real-time high-efficiency transmission.
In one embodiment, it is additionally provided with host node 300：When bulk cargo put, for from node 200
Time calibrated.
Preferably, bulk cargo is put and is arranged on master control set 320 when, and relative design is simple again for save space.
Traditional single node acquisition system only one of which node, therefore in the absence of time consistency or inconsistent ask
Topic (only having a time in single node).And the airborne distributed parallel computing environment in above-described embodiment includes one
Host node 300 and at least one from node 200, if host node 300 and from node 200 (or each from
Node) between Time Inconsistency, then cannot gather the required all airborne time parameter of a certain moment point
Deng other problems, therefore the clock of the airborne distributed parallel computing environment in above-described embodiment is carried out unifying to seem
It is very necessary and important.
Specifically, each is that unit sends this to host node 300 with the cycle (presetting) from node 200
Clock information on node, after host node 300 receives the clock information that each sends from node 200, with
The clock of host node 300 is according to standard, by each from the clock of clock information on node 200 and host node 300
Be analyzed comparison, obtain each from the clock trim amount of node 200 (i.e. master node clock and each from section
The time deviation of Dot Clock), the trim amount is then sent to each from node 200, from the basis of node 200
Trim amount carries out dynamic trimming to the clock of this node, so that the entirely clock on the node in acquisition system
It is unified.
The course of work to the airborne distributed parallel computing environment in the embodiment shown in Fig. 2 is carried out in detail below
Explanation：
Airborne distributed parallel computing environment in an embodiment shown in Fig. 2 includes a host node 300, and three from section
Put 200 and distinguish corresponding sensor 100 from node 200 with three.Exchange is provided with host node 300
Machine 310 and master control set 320, master control set 320 are connected with interchanger 310, are received by interchanger 310
From the airborne parameter of the collection of node 200, three are respectively from node 1 from node, from node 2 and from node 3,
Each is provided with harvester 210 and communication control unit 220 from node 200, and each is from node 200
On communication control unit 220 be all connected with the interchanger 310 on host node 300, by interchanger 310
Communicated with host node 300, each harvester from node 200 is logical from node with this respectively
News control device 220 is connected, meanwhile, each harvester 210 from node 200 exists with integrated distribution
Sensor 100 in certain position of aerospace vehicle is connected, and harvester 210 gathers connected sensing
, then be transferred to the airborne parameter for gathering accordingly by the airborne parameter at certain position of aerospace vehicle of device detection
Communication control unit 220, communication control unit 220 is transferred to master control set finally by interchanger 310
In 320, for related personnel's analyzing and processing.
In a specific embodiment, five harvesters, five harvesters are provided with from node 1
Connection corresponding with five sensors respectively, for gathering five airborne parameters of sensors detection respectively, from section
Five harvesters on point 1 are connected with the communication control unit from node 1, five harvesters
The airborne parameter for gathering is transferred in the communication control unit, then the communication control unit from node 1
Airborne parameter is transferred to the master control set 320 on host node 300 by the interchanger 310 on host node 300
In；It is provided with three harvesters from node 2, three harvesters are corresponding with three sensors respectively to be connected
Connect, for gathering three airborne parameters of sensor detection respectively, three harvesters from node 2 are equal
Be connected with the communication control unit from node 2, three harvesters by gather airborne parameter be transferred to from
In the communication control unit of node 2, then airborne parameter is passed through master by the communication control unit from node 2
Interchanger 310 on node 300 is transferred in the master control set 320 on host node 300；Similar, from
Three harvesters are provided with node 3, the collection transmitting procedure of its airborne parameter is similar with from node 2.
Wherein, during the airborne parameter for gathering is transferred into host node 300, using slotted mode or
Person's node data packet mode transmits airborne parameter, to realize the real-time high-efficiency that airborne parameter is transmitted.Host node 300
On when being additionally provided with bulk cargo put, for calibrating each from the time of node 200, to ensure whole airborne distribution
The time of formula acquisition system is consistent.Host node 300 sends pulse signal control adopting from node 200
Acquisition means 210, to realize the effect of the airborne parameter of synchronous acquisition.
What deserves to be explained is, in the present embodiment, host node is united except above-mentioned master control set (master control borad)
With interchanger (switch boards) outward, also including cabinet, base plate, power panel and time-code plate and different types of
Feature board, wherein, cabinet plays a part of protection to host node, and power panel provides power supply for host node, when
Code plate realizes the time unification of the host node and external system (such as satellite system), and base plate is played on host node
Connection function between each board.From node except above-mentioned communication control unit (Communication Control plate) enters
And harvester (analog input card) is outward, also including cabinet, base plate, power panel and different types of function
Plate, wherein, cabinet plays a part of to from Node Protection, to provide power supply from node, base plate rises power panel
Connection function between each board from node.Different types of feature board is flexibly selected according to real needs
Select configuration.
One of ordinary skill in the art will appreciate that all or part of flow in realizing above-described embodiment, being can
Completed with instructing the hardware of correlation by computer program, described program can be stored in a computer can
Read in storage medium, the program is upon execution, it may include the flow in each embodiment as described above.Wherein,
Described storage medium can be magnetic disc, CD, read-only memory (Read-Only Memory, ROM)
Or random access memory (Random Access Memory, RAM) etc..
Each technical characteristic of embodiment described above can be combined arbitrarily, not right to make description succinct
The all possible combination of each technical characteristic in above-described embodiment is all described, as long as however, these skills
The combination of art feature does not exist contradiction, is all considered to be the scope of this specification record.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed,
But can not therefore be construed as limiting the scope of the patent.It should be pointed out that for this area
For those of ordinary skill, without departing from the inventive concept of the premise, some deformations can also be made and changed
Enter, these belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended power
Profit requires to be defined.
Claims (12)
1. a kind of airborne distributed parallel computing environment, it is characterised in that including：
At least one from node, and for gathering airborne parameter, each is described at least to correspond to described in one group from node
Sensor；
Host node, is connected with each Suo Shu from node, is arrived described in each from node for sending management and control instruction；
It is described from node, be additionally operable to according to the management and control instruction the airborne parameter is sent to predeterminated position.
2. airborne distributed parallel computing environment according to claim 1, it is characterised in that the host node
And it is described between node by optical fiber connect.
3. airborne distributed parallel computing environment according to claim 1, it is characterised in that described from node
On be provided with：Harvester, is connected with the sensor, for gathering the airborne parameter, and stores institute
State airborne parameter.
4. airborne distributed parallel computing environment according to claim 3, it is characterised in that each it is described from
Multiple harvesters are provided with node, each described harvester at least corresponds to a sensor.
5. airborne distributed parallel computing environment according to claim 1, it is characterised in that the host node
On be provided with：Interchanger, for will be attached from node described in the host node and each.
6. airborne distributed parallel computing environment according to claim 5, it is characterised in that the interchanger
Including photoelectricity/electric light rapid translating module.
7. airborne distributed parallel computing environment according to claim 5, it is characterised in that the host node
On be additionally provided with：Master control set, mechatronics are exchanged with described, in a static mode to described from section
Harvester on point is acquired pattern information configuration, and generation is instructed to the management and control from node, and
Management and control instruction is sent to described in each from node under dynamic mode.
8. airborne distributed parallel computing environment according to claim 7, it is characterised in that described from node
On be additionally provided with：Communication control unit, electrically connects, with institute with the harvester where it from node
Host node connection is stated, for receiving the management and control instruction that the host node sends, is additionally operable to according to the pipe
Control instructs the described airborne parameter that the transmission harvester is collected to the host node；On the host node
The master control set be additionally operable to receive in a dynamic mode each described airborne ginseng from node collection
Number.
9. the airborne distributed parallel computing environment according to any one of claim 1 to 8, it is characterised in that
The airborne distributed parallel computing environment is gathered from node with slotted mode or node data packet mode by described
The airborne parameter is sent to the predeterminated position.
10. the airborne distributed parallel computing environment according to any one of claim 1 to 8, it is characterised in that
It is additionally provided with the host node：When bulk cargo put, for being calibrated from the time of node to described.
The 11. airborne distributed parallel computing environment according to any one of claim 1 to 8, it is characterised in that
The management and control instruction includes synchronic command；
The host node sends the synchronic command and is received from node from node, described in each to each Suo Shu
After the synchronic command, the synchronic command is sent the harvester controlled to it.
12. airborne distributed parallel computing environments according to claim 11, it is characterised in that the main section
Point is connected by default attachment means with the harvester each Suo Shu from node, the host node
The synchronic command to the harvester is sent by the default attachment means.
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