CN104991485A - Sensing system power supply ordering device and method based on position information - Google Patents
Sensing system power supply ordering device and method based on position information Download PDFInfo
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- CN104991485A CN104991485A CN201510263961.6A CN201510263961A CN104991485A CN 104991485 A CN104991485 A CN 104991485A CN 201510263961 A CN201510263961 A CN 201510263961A CN 104991485 A CN104991485 A CN 104991485A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25314—Modular structure, modules
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Abstract
The invention relates to a sensing system power supply ordering device and method based on position information. The sensing system power supply ordering device comprises a sensing system and a power supply device. The sensing system comprises a plurality of detector modules arranged in an array manner. Each detector module is provided with a simple single-chip microcomputer, a sensor and a normally-closed relay, wherein each sensor detects the position information of the detector module in the sensing system; the simple single-chip microcomputer stores the a searching table including the position of each detector module and delay time in advance, then the serial number of the detector module corresponding to the position information read from the sensor is searched in the searching table, and the normally-closed relay is controlled according to the preset delay time; and the normally-closed relay starts the power supply of the detector module according to the corresponding delay time. The sensing system power supply ordering device and method are used for limiting a surge current and ensuring stable starting of the sensing system power supply, the device and method are economic and effective, and no additional assembling steps are needed.
Description
Technical field
The invention belongs to block terminal power supply ordering techniques field, particularly a kind of sensor-based system power supply collator of position-based information and method thereof, for managing the power supply sequence of multiple sensor assemblies of an annular or arc systems, circuit or function group.
Background technology
Traditional power supply sort method relies on the independent circuits hardware time delay of each detector or software programming time delay to realize.
One of common hardware time-delay method utilizes one or more RC circuit to generate the time delay be directly proportional to its duration of charging.Potentiometer can be used for regulating separately the resistance value of each module to realize different RC constant thus to produce different delayed time.This method can only provide limited scope time delay, is not therefore suitable for the system with a large amount of detector module.In addition, very poor efficiency is assembled also for large scale system.Common another method of hardware time delay uses many code switches to arrange digital delay coding.There is the shortcoming of inefficient system assembling in the method, and needs reserved larger mechanical box or circuit board space to facilitate hand-coding equally.
Usually use a central timing control unit and multichannel communication circuit to be connected each detector module respectively as software programming time-delay method to realize.Time delay (is programmed afterwards) after (pre-programmed) or system assembles when detector manufactures by control module and is set.This method not only needs to use expensive part and complicated communication line, and system assembling also needs the additional step increasing time delay programming.
The common drawback of the above existing two kinds of method is that each detector to need in hardware setting or in software programming differentiated treatment to realize different start-up study, need function holding components costly and also efficiency of assembling low.On the other hand, all also there are common potential problems in above-mentioned two kinds of existing methods, if wish the existing delay duration of change or clooating sequence after system assembles or after fielded system maintenance, usually needs hardware " reprogramming ".In some cases, even need to disassemble by presence detector and recombinate to realize.
On the other hand, in a lot of medical treatment and industrial diagnostic application, in order to realize detecting homogeneity, the detector assembly structure of annular or arc is usually used.Typical sensor-based system is generally made up of the detector of multiple array, and in most cases, each detector array needs independently to support circuit and specific mechanical supporting structure, and they form a detector module jointly.In similar application, typical system power supply mode is multiple module for power supply by single power supply, and utilize a power supply sequencer to control to realize power supply sequence, and power supply sequence contributes to controlling high surge current and the upper electric noise of restriction.
Although power supply ranking function realizes itself in extensive application, the system cost increased by integrated circuit (IC) or the method for setting up multichannel communication is very undesirable.In addition, due to pre-programmed or rear needs of programming, traditional sort method needs extra installation step, and often easily makes mistakes.
Therefore, prior art is further improved and perfect.
Summary of the invention
Technical matters to be solved by this invention is, a kind of sensor-based system power supply collator and method thereof of position-based information are provided, be used for limit inrush currents guarantee that sensor-based system power initiation is stablized, economical and effective, change simple and easy, self-contained, and do not need extra installation step.
The present invention realizes like this, a kind of sensor-based system power supply collator of position-based information is provided, comprise sensor-based system and supply unit, sensor-based system comprises multiple detector modules of array arrangement, supply unit is powered to detector module, detector module is made up of some detectors, each detector module is equipped with simple and easy single-chip microcomputer, sensor and often close relay, each sensor detects the positional information that the detector module at place is respective in sensor-based system respectively, simple and easy single-chip microcomputer is preserved in advance and is comprised the position of each detector module and the look-up table of time delay, then the sequence number of the detector module corresponding with it is searched in a lookup table according to the positional information read from sensor, and control often to close relay according to its time delay of presetting, each normal pass relay starts the power supply of the detector module at its place according to the order of sequence according to the delay time of correspondence, power supply is supplied by supply unit.
In the sensor-based system power supply collator of above-mentioned position-based information, further, detector module is arranged in annular or arc, consists of the sensor-based system of annular or arc.
In the sensor-based system power supply collator of above-mentioned position-based information, further, sensor is 3-axis acceleration sensor, the detector module at each 3-axis acceleration sensor place position in the sensor-based system of annular or arc possesses unique inclined angle respectively relative to gravity direction, can mutually distinguish, its positional information has uniqueness.
In the sensor-based system power supply collator of above-mentioned position-based information, further, sensor-based system power supply collator also comprises internal memory, for storing the positional information of each detector module in sensor-based system.
A kind of method utilizing the sensor-based system power supply collator of above-mentioned position-based information to carry out power supply sequence of the present invention, mainly comprises two stages: position information registration stage and power supply according to the order of sequence unloading phase, comprise the steps: particularly
The first step, sensor obtains the positional information of the detector module at its place;
Second step, after simple and easy single-chip microcomputer reads the positional information of detector module, be the detector module assignment latency time at place, each detector module has the sequence number of uniqueness;
3rd step, the positional information obtained by second step is kept in the simple and easy single-chip microcomputer of each detector module, and carry out live testing checking and adjustment, the time that each detector module time delay is powered on and order with expection consistent, the position information registration stage completes;
4th step, after each sensor-based system starts, simple and easy single-chip microcomputer according to the positional information obtained from the position information registration stage, and controls often to close relay the time delay of using pre-set delay constant calculations to draw;
5th step, normal closes relay starts the detector module at its place according to the order of sequence power supply according to the delay time of correspondence, complete power supply according to the order of sequence unloading phase.
Compared with prior art, the sensor-based system power supply collator of position-based information of the present invention and method thereof are a kind of power supply sort methods of self-contained position-based information.Each detector of detector module is respectively equipped with a simple and easy single-chip microcomputer, sensor and one often closes relay, sensor is used for load position information, and the normal relay that closes is for controlling delay switch.The positional information measured is stored in simple and easy single-chip microcomputer, and other storer internal memories also can be selected to store.Positional information reads and stores only to be needed to carry out after sensor-based system is initially assembled or after maintenance.All detectors all cited system start the reset signal produced and mark as initial time.The present invention does not need between detector interconnected, and also not needing central control module to realize system-level sequence, is a kind of economical and effective, and is more suitable for the solution of the sensor-based system power supply sequence of annular or arc assembly structure.
Accompanying drawing explanation
Fig. 1 is the floor map of the sensor-based system of a preferred embodiment of the present invention;
Fig. 2 is the enlarged diagram of the detector module being labeled as M in Fig. 1;
Fig. 3 is the enlarged diagram at N place in Fig. 2;
Fig. 4 is 3-axis acceleration sensor estimated value and actual outputting measurement value example collection of illustrative plates.
Embodiment
In order to make technical matters to be solved by this invention, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Please refer to shown in Fig. 1, Fig. 2 and Fig. 3, the present invention is based on the preferred embodiment of the sensor-based system power supply collator of positional information, comprise sensor-based system 1 and supply unit (not shown).Sensor-based system 1 comprises multiple detector modules 2 of array arrangement, and supply unit is powered to detector module 2.Detector module 2 forms (not shown) by some detectors.
Each detector module 2 is equipped with simple and easy single-chip microcomputer (not shown), sensor 3 and normal pass relay (not shown).Each sensor 3 detects the positional information that the detector module 2 at place is respective in sensor-based system 1 respectively.Simple and easy single-chip microcomputer preserves the position and the look-up table of time delay that comprise each detector module 2 [XY1] in advance, then search the sequence number of the detector module 2 corresponding with it according to the positional information read from sensor 3 in a lookup table, and control often to close relay according to its time delay of presetting.Each normal pass relay starts the power supply of the detector module 2 at its place according to the order of sequence according to the delay time of correspondence.Power supply is supplied by supply unit.
As one embodiment of the present of invention, detector module 2 is arranged in annular or arc, consists of the sensor-based system 1 of annular or arc.Sensor 3 is 3-axis acceleration sensor.The detector module 2 at each 3-axis acceleration sensor place position in the sensor-based system of annular or arc possesses unique inclined angle respectively relative to gravity direction, can mutually distinguish, its positional information has uniqueness, and therefore, its time delay of often closing relay is also unique.Sensor-based system power supply collator also comprises internal memory (not shown), for storing the positional information of each detector module 2 in sensor-based system 1.
Each sensor-based system power supply electrifying can trigger reset signal, and record current time is initial time mark, and each single-chip microcomputer trigger internal timer starts timing simultaneously.Each detector powers on according to the order of sequence after its phase delay time.A sensor-based system power supply sequence in the end detector terminates after having powered on.
Please refer to shown in Fig. 4, in the diagram, solid line represents Z-direction estimated value; " * " represents Z-direction actual measured value; Dotted line represents Y-direction estimated value; " " represents Y-direction actual measured value.As can be seen from the figure, no matter be Z-direction or Y-direction, the estimated value (setting value) of 3-axis acceleration sensor output valve is quite close with its actual measured value respectively, and arranged in sequence, thus reflection the present invention can utilize 3-axis acceleration sensor to carry out detector position differentiation, meets the design effect of detector uniqueness mark.
A kind of method utilizing the sensor-based system power supply collator of above-mentioned position-based information to carry out power supply sequence of the present invention, mainly comprise two stages: position information registration stage and power supply according to the order of sequence unloading phase, comprise the steps particularly (sensor for convenience of description, related to below is 3-axis acceleration sensor):
The first step, sensor reads information X, Y and Z at the inclination angle of detector module on gravity direction at its place, thus obtains the positional information of detector module.
Second step, after simple and easy single-chip microcomputer reads the positional information of detector module, be the detector module assignment latency time at place, each detector module has the sequence number of uniqueness; Distribute exclusive time delay to each detector according to sequence number and unified preheating setting time coefficient, such as preheating setting time coefficient is 5 seconds, certain detector time delay=(sequence number+1) * coefficient 5 seconds.
3rd step, the positional information obtained by second step is kept in the simple and easy single-chip microcomputer of each detector module, and carry out live testing checking and adjustment, make each detector module time delay power-on time and order with expection consistent, the position information registration stage completes;
4th step, after each sensor-based system starts, simple and easy single-chip microcomputer according to the positional information obtained from the position information registration stage, and controls often to close relay the time delay of using pre-set delay constant calculations to draw;
5th step, normal closes relay starts the detector module at its place according to the order of sequence power supply according to the delay time of correspondence, complete power supply according to the order of sequence unloading phase.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. the sensor-based system power supply collator of a position-based information, comprise sensor-based system and supply unit, described sensor-based system comprises multiple detector modules of array arrangement, described supply unit is powered to detector module, described detector module is made up of some detectors, it is characterized in that, each detector module is equipped with simple and easy single-chip microcomputer, sensor and often close relay, described each sensor detects the positional information that the detector module at place is respective in sensor-based system respectively, described simple and easy single-chip microcomputer is preserved in advance and is comprised the position of each detector module and the look-up table of time delay, then the sequence number of the detector module corresponding with it is searched in a lookup table according to the positional information read from sensor, and control often to close relay according to its time delay of presetting, described each normal pass relay starts the power supply of the detector module at its place according to the order of sequence according to the delay time of correspondence, described power supply is supplied by supply unit.
2. the sensor-based system power supply collator of position-based information as claimed in claim 1, it is characterized in that, described detector module is arranged in annular or arc, consists of the sensor-based system of annular or arc.
3. the sensor-based system power supply collator of position-based information as claimed in claim 2, it is characterized in that, described sensor is 3-axis acceleration sensor, the detector module at the described each 3-axis acceleration sensor place position in the sensor-based system of annular or arc possesses unique inclined angle respectively relative to gravity direction, can mutually distinguish, its positional information has uniqueness.
4. the sensor-based system power supply collator of position-based information as claimed in claim 1, it is characterized in that, described sensor-based system power supply collator also comprises internal memory, for storing the positional information of each detector module in sensor-based system.
5. the method utilizing the sensor-based system power supply collator as the position-based information in Claims 1-4 as described in any one to carry out power supply sequence, it is characterized in that, mainly comprise two stages: position information registration stage and power supply according to the order of sequence unloading phase, comprise the steps: particularly
The first step, sensor obtains the positional information of the detector module at its place;
Second step, after simple and easy single-chip microcomputer reads the positional information of detector module, be the detector module assignment latency time at place, each detector module has the sequence number of uniqueness;
3rd step, the positional information obtained by second step is kept in the simple and easy single-chip microcomputer of each detector module, and carry out live testing checking and adjustment, make each detector module time delay power-on time and order with expection consistent, the position information registration stage completes;
4th step, after each sensor-based system starts, simple and easy single-chip microcomputer according to the positional information obtained from the position information registration stage, and controls often to close relay the time delay of using pre-set delay constant calculations to draw;
5th step, normal closes relay starts the detector module at its place according to the order of sequence power supply according to the delay time of correspondence, complete power supply according to the order of sequence unloading phase.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105309534A (en) * | 2015-11-29 | 2016-02-10 | 中山弗雷德机械有限公司 | Automatic powder sprinkling machine for pastry production |
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| CN102697518A (en) * | 2012-06-25 | 2012-10-03 | 苏州生物医学工程技术研究所 | Static energy resolution CT (Computed Tomography) scanner and scanning method thereof |
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| CN204631518U (en) * | 2015-05-21 | 2015-09-09 | 明峰医疗***股份有限公司 | A kind of sensor-based system power supply collator of position-based information |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US5307050A (en) * | 1992-06-03 | 1994-04-26 | Honeywell Inc. | Display apparatus for a first out type of fault status annunciator having a series of interlock switches |
| JP2009261904A (en) * | 2008-04-02 | 2009-11-12 | Toshiba Corp | Medical imaging apparatus |
| CN102697518A (en) * | 2012-06-25 | 2012-10-03 | 苏州生物医学工程技术研究所 | Static energy resolution CT (Computed Tomography) scanner and scanning method thereof |
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