CN203881450U - Infrared online temperature measuring sensor and system - Google Patents
Infrared online temperature measuring sensor and system Download PDFInfo
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- CN203881450U CN203881450U CN201420207555.9U CN201420207555U CN203881450U CN 203881450 U CN203881450 U CN 203881450U CN 201420207555 U CN201420207555 U CN 201420207555U CN 203881450 U CN203881450 U CN 203881450U
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Abstract
The utility model relates to infrared online temperature measuring sensor and system. The infrared online temperature measuring sensor is used for detecting the temperature of a power system, and comprises an array infrared detector, a driving and signal conditioning circuit, a communication circuit, a control circuit and a power supply, wherein the array infrared detector receives infrared radiation energy of the power system, converts the infrared radiation energy into electric signals, and outputs the electric signals; the driving and signal conditioning circuit is connected to the array infrared detector, drives the array infrared detector, receives and conditions the electric signals, and outputs conditioned electric signals; the communication circuit receives external signals and transmits signals to the external; the control circuit is connected with the driving and signal conditioning circuit and the communication circuit, controls the driving and signal conditioning circuit and the communication circuit, receives and processes the conditioned electric signals, and then output processed signals to the communication circuit; and the power supply supplies power to the driving and signal conditioning circuit, the communication circuit and the control circuit.
Description
Technical field
The utility model relates to temperature probe and temp measuring system, particularly infrared temperature measurement on-line sensor and infrared In-Line Temperature Measure System.
Background technology
Electric system is just towards the direction fast development of large electrical network high reliability, intelligent level.
Along with the increase day by day of social power consumption, carrying high voltage electric equipment that large electric weight carries task and also increasing sharply as the electrical load of transformer, mutual inductor, high-tension switch cabinet, disconnecting link etc.Tie point in electrical network between numerous high voltage electric equipments itself and equipment is that electric power is carried weakest link, and the substantive issue of this weak link is exactly interface heating.Increase along with load, causes tie point generate heat and forms vicious cycle: temperature rise, expansion, contraction, oxidation, resistance increase, heating direct is to leading to a disaster once again.Therefore, manpower, financial resources are not stinted in electric system, take the temperature rise of many kinds of measures monitoring high pressure tie point.According to State Grid security incident circular statistics, the electric power accident 40% that China occurs over just power station be every year overheated by high voltage electric equipment due to.Therefore it is very important monitoring the temperature rise of high pressure tie point.
In modern industry, the lifting of working temperature has reflected the variation of equipment running status and many physical features, and commercial unit operation exception or fault show the ANOMALOUS VARIATIONS of temperature conventionally.Therefore the monitoring of commercial unit running temperature be device security monitoring the most effectively, the most economic means, the safe operation of equipment is significant.Restriction due to technical merit for many years makes safe operation of power system level be subject to certain limitation, although people once utilized infrared thermometer, infrared thermoviewer, temperature sensing cable, traditional point type temp measuring system wishes to address the above problem, but all cannot realize in switch cubicle as isolating switch, the thermometric of disconnecting link tie point and contact, helpless especially to totally enclosed type metal armouring cabinet, high-voltage radio temp measuring system has solved these difficult and complicated cases up hill and dale, realized the real time on-line monitoring of an operational outfit of electric system, by the analysis and prediction to equipment real time data, the generation of Accident prevention, accomplished veritably to prevent trouble before it happens.
If can adopt advanced technological means, realize safe, convenient, the real-time and continuous measurement to each electrical node temperature, overtemperature fault is reported to the police and early warning, indicate abort situation, and provide detailed historical data for fault analysis.Safe and reliable operation for guaranteeing electrical equipment, is significant.
For many years, due to the restriction of technical merit, although once utilized infrared thermometer, infrared thermoviewer, temperature sensing cable, traditional point type temp measuring system to wish to address the above problem, all cannot realize in switch cubicle as isolating switch, disconnecting link interface and contact temperature measurement.At present, domestic electric power thermometric is mainly applied infrared point and is surveyed instrument and optic fiber thermometer, and online mode is owing to cannot solving High-Voltage Insulation problem, so the electrical equipment of the limited spaces such as contact of high-voltage switch gear is all to move substantially, there are major safety risks under complete unmonitored state.
Chinese patent application is mentioned a kind of distributed infrared In-Line Temperature Measure System for high-tension apparatus electric terminal for No. 201210111467.4.The infrared temperature measurement on-line device of the high-tension switch cabinet based on wireless transmission that Chinese patent application is mentioned for No. 200820077150.2 relates to a kind of temperature measuring equipment, is specially the infrared temperature measurement on-line device of a kind of high-tension switch cabinet based on wireless transmission.The thermometric mode that these documents are mentioned all adopts infrared point temperature to measure, and these metering systems exist measurement area little, easily cause test leakage.And because adopt spot measurement, higher to installation requirement, monitor a high-voltage electric device needs a plurality of devices to measure, and need strict aligning while installing.
From prior art, be not difficult to find out, temperature measurement system comprises: sensor device, sensor data acquisition device and data processing equipment.Sensor data acquisition device and data processing equipment have formed the epigynous computer section of sensor device.In the temperature measurement system of prior art, realize existing sensor device a plurality of sensors need to be installed, and be difficult to while there is sensor installation aim at and the easy problem such as test leakage.
Utility model content
The purpose of this utility model is to provide a kind of infrared temperature measurement on-line sensor and a kind of infrared In-Line Temperature Measure System, for solving, of the prior artly a plurality of sensors need to be installed when to power system thermometric and be difficult to during at sensor installation aim at and the easy problem such as test leakage.
First aspect, the utility model provides a kind of infrared temperature measurement on-line sensor, and it,, for the temperature detection of electric system, is characterized in that, and described infrared temperature measurement on-line sensor comprises:
Array infrared detector, it is for receiving the infrared energy of described electric system, and the infrared energy receiving is converted to electric signal and exports described electric signal;
Drive and signal conditioning circuit, it is connected to described array infrared detector and drives described array infrared detector, and described driving and signal conditioning circuit receive the electric signal of described array infrared detector output, and the electric signal through conditioning is nursed one's health and exported to described electric signal;
Telecommunication circuit, it is for receiving external signal and to outside transmitted signal;
Control circuit, it is connected to described driving and signal conditioning circuit and described telecommunication circuit, for described driving and signal conditioning circuit and described telecommunication circuit are controlled, and for receiving the electric signal through the conditioning of described driving and signal conditioning circuit, and to output to described telecommunication circuit after the electric signal of conditioning is processed; And
Power supply, it is for powering to described driving and signal conditioning circuit, described telecommunication circuit and described control circuit.
Second aspect, the infrared temperature measurement on-line sensor according to described in first aspect, is characterized in that, described array infrared detector comprises:
A plurality of infrared-sensitives unit arranging with array way, each infrared-sensitive unit is all for receiving the infrared energy of described electric system, and described infrared energy is converted to simulating signal;
A plurality of prime amplifiers, it is for amplifying processing to the simulating signal of the first output of described a plurality of infrared-sensitives; And
Multi-way switch circuit, it is for selecting to the simulating signal of processing through amplification the line output of going forward side by side.
The third aspect, the infrared temperature measurement on-line sensor according to described in second aspect, is characterized in that, described array infrared detector also comprises:
Analog to digital conversion circuit, it is connected between described a plurality of prime amplifier and described multi-way switch circuit, for the simulating signal of described a plurality of prime amplifier outputs is converted to digital signal and described digital signal is sent to described multi-way switch multichannel,
Wherein, described multi-way switch circuit selects to described digital signal the line output of going forward side by side.
Fourth aspect, the infrared temperature measurement on-line sensor according to described in first aspect, is characterized in that, each infrared-sensitive unit is all the responsive units of rpyroelectric infrared or is all thermoelectric pile infrared-sensitive units.
The 5th aspect, according to the infrared temperature measurement on-line sensor described in first aspect, it is characterized in that, described telecommunication circuit receives external signal by cable and to outside transmitted signal, and/or described telecommunication circuit comprises wireless signal transceiver and receives external signal and to outside transmitted signal by this wireless signal transceiver.
The 6th aspect, the infrared temperature measurement on-line sensor according to described in the 5th aspect, is characterized in that, described telecommunication circuit adopts any in RS485 interface arrangement, RS422 interface arrangement and CAN-BUS interface arrangement.
The 7th aspect, the infrared temperature measurement on-line sensor according to described in the 5th aspect, is characterized in that, described wireless signal transceiver is Zigbee signal transceiver or WIFI signal transceiver.
Eight aspect, the infrared temperature measurement on-line sensor according to described in second aspect, is characterized in that, described a plurality of infrared-sensitive unit arranges in any mode in 4x4 array, 8x8 array, 8x16 array, 16x16 array, 32x31 array and 32x32 array.
The 9th aspect, the infrared temperature measurement on-line sensor according to described in first aspect, is characterized in that, described control circuit comprises one of arm processor, POWER PC processor, digital signal processor DSP.
The tenth aspect, a kind of infrared In-Line Temperature Measure System, is characterized in that comprising:
At least one is according to the infrared temperature measurement on-line sensor described in first aspect to the nine aspect either sides;
Sensor data acquisition device, it is connected with the telecommunication circuit of described infrared temperature measurement on-line sensor, to gather the signal of described infrared temperature measurement on-line sensor output; And
Data processing equipment, it is processed for the signal that described sensor data acquisition device is collected, to measure the temperature of described electric system.
The beneficial effects of the utility model are: infrared temperature measurement on-line sensor of the present utility model and infrared In-Line Temperature Measure System have solved of the prior artly need to install a plurality of sensors and be difficult to during at sensor installation aim at and the easy problem such as test leakage when to power system thermometric, reduced the quantity of required sensor, easy for installation, and improved thermometric degree of accuracy.And infrared temperature measurement on-line sensor of the present utility model and infrared In-Line Temperature Measure System have lower power consumption and stronger networking capability.
Accompanying drawing explanation
Fig. 1 is according to the schematic block diagram of infrared temperature measurement on-line sensor of the present utility model.
Fig. 2 is according to the schematic block diagram of the array infrared detector in the infrared temperature measurement on-line sensor of an embodiment of the present utility model.
Fig. 3 is according to the schematic block diagram of the array infrared detector in the infrared temperature measurement on-line sensor of another embodiment of the present utility model.
Fig. 4 shows according to an example of the concrete structure of the array infrared detector in the infrared temperature measurement on-line sensor of an embodiment of the present utility model.
Fig. 5 is the schematic block diagram according to infrared In-Line Temperature Measure System of the present utility model.
Embodiment
For making the purpose of this utility model, technical scheme and advantage more cheer and bright, below in conjunction with embodiment and with reference to accompanying drawing, the utility model is further described.Should be appreciated that, these descriptions are exemplary, and do not really want to limit scope of the present utility model.In addition, in the following description, omitted the description to known configurations and technology, to avoid unnecessarily obscuring concept of the present utility model.
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is according to the schematic block diagram of infrared temperature measurement on-line sensor 100 of the present utility model.
Infrared temperature measurement on-line sensor 100 shown in Fig. 1 is for the temperature detection of electric system.As shown in Figure 1, infrared temperature measurement on-line sensor 100 comprises: array infrared detector 101, driving and signal conditioning circuit 102, control circuit 103, telecommunication circuit 104 and power supply 105.Particularly, array infrared detector 101 receives the infrared energy of electric system to be measured, and the infrared energy receiving is converted to electric signal and exports described electric signal.Driving and signal conditioning circuit 102 are connected to array infrared detector 101 and drive described array infrared detector 101.The electric signal of driving and signal conditioning circuit 102 receiving array infrared eyes 101 outputs, and the electric signal through conditioning is nursed one's health and exported to described electric signal.Telecommunication circuit 104 receives external signals and to outside transmitted signal.Control circuit 103 is connected to and drives and signal conditioning circuit 102 and telecommunication circuit 104, for driving and signal conditioning circuit 102 and telecommunication circuit 104 are controlled.Control circuit 103 is also for receiving through driving and the electric signal of signal conditioning circuit 102 conditionings, and to output to telecommunication circuit 104 after the electric signal of nursing one's health is processed.Power supply 105 is to driving and signal conditioning circuit 102, telecommunication circuit 104 and control circuit 103 power supplies.
In the infrared temperature measurement on-line sensor 100 shown in Fig. 1, control circuit 103 generally comprises microprocessor.The effect of microprocessor is to process from the electric signal that is derived from array infrared detector 101 driving and signal conditioning circuit 102 receives, and controls driving and signal conditioning circuit 102 and telecommunication circuit 104.
In actual applications, to the selection of the microprocessor in control circuit 103, need to consider performance, cost etc.Performance need can complete the analyzing and processing of array infrared detector 101, and the transmitting-receiving of signal is controlled.Cost aspect considers need to have lower cost to meet the needs of extensive application.Microprocessor can comprise one of arm processor, POWER PC processor, digital signal processor DSP.
The effect of telecommunication circuit 104 will collect temperature data and status information and send to host computer and be further processed, and can receive the steering order of host computer.Host computer is other instrument and equipments of controlling and receiving the signal of relevant temperature.
Telecommunication circuit 104 can receive external signal and to outside transmitted signal by cable.Telecommunication circuit 104 can adopt any in RS485 interface arrangement, RS422 interface arrangement and CAN-BUS interface arrangement.Telecommunication circuit 104 can also comprise wireless signal transceiver and receive external signal and to outside transmitted signal by wireless signal transceiver.Wireless signal transceiver can be Zigbee signal transceiver or WIFI signal transceiver.In addition, telecommunication circuit 104 can possess wireline interface device and radio interface device simultaneously, also can only possess one of wireline interface device and radio interface device.In addition,, when telecommunication circuit 104 is selected the mode of radio communication, need to consider applied environment.
Fig. 2 is according to the schematic block diagram of the array infrared detector 101 in the infrared temperature measurement on-line sensor 100 of an embodiment of the present utility model.
Shown in Fig. 2 array infrared detector 101 comprise: a plurality of infrared-sensitive unit 201, a plurality of prime amplifier 202 and the multi-way switch circuit 203 with array way, arranged.In Fig. 2, each the infrared-sensitive unit in a plurality of infrared-sensitive unit arranging with array way is all for receiving the infrared energy of electric system, and infrared energy is converted to simulating signal.A plurality of prime amplifiers 202 are for amplifying processing to the simulating signal of first 201 outputs of a plurality of infrared-sensitives.Multi-way switch circuit 203 is for selecting to the simulating signal of processing through amplification the line output of going forward side by side.
Fig. 3 is according to the schematic block diagram of the array infrared detector 101 in the infrared temperature measurement on-line sensor 100 of another embodiment of the present utility model.
Array infrared detector 101 shown in Fig. 3, except comprising the element identical with the array infrared detector 101 shown in Fig. 2, also comprises analog to digital conversion circuit (ADC) 204.Analog to digital conversion circuit 204 is connected between a plurality of prime amplifiers 202 and multi-way switch circuit 203, for the simulating signal of a plurality of prime amplifier 202 outputs is converted to digital signal and described digital signal is sent to multi-way switch multichannel 203.In the array infrared detector 101 shown in Fig. 3,203 pairs of digital signals of multi-way switch circuit are selected the line output of going forward side by side.
In the array infrared detector 101 shown in Fig. 2 of the present invention and Fig. 3, the infrared-sensitive of array infrared detector 101 part can consist of the responsive unit 201 one by one arranging with array format.Array infrared detector 101 of the present invention can comprise a plurality of prime amplifiers 202 signal is amplified, and amplifying signal is selected output through multi-way switch multichannel 203.In array infrared detector 101 according to the present invention, the simulating signal after amplification can be carried out digital-to-analog conversion or simulating signal directly be exported in array infrared detector 101 inside.In array infrared detector 101, each infrared-sensitive unit is all the responsive units of rpyroelectric infrared or is all thermoelectric pile infrared-sensitive units.In the array infrared detector 101 shown in Fig. 2 and Fig. 3, a plurality of infrared-sensitive unit 201 is with the arranged in arrays of 4x4, but the utility model is not limited to this, a plurality of infrared-sensitive unit 201 can arrange in any mode in 4x4 array, 8x8 array, 8x16 array, 16x16 array, 32x31 array and 32x32 array.
In the present invention, the infrared radiation of infrared temperature measurement on-line sensor 100 receiving targets (for example, electric system) infrared radiation is converted to electric signal.Array infrared detector 101 in infrared temperature measurement on-line sensor 100 can be built-in ADC (analog to digital conversion) digital interface.The signal of sensitivity unit 201 outputs of arranging with array format carries out ADC conversion in array infrared detector 101 inside.Digital interface is passed through in the data output of conversion gained, as I2C, and the outputs such as SPI interface.
In selecting the infrared temperature measurement on-line sensor 100 of the array infrared detector with analog to digital conversion circuit 204 101 shown in Fig. 3, drive the function completing with signal conditioning circuit 102 relative simple, mainly to drive for array infrared detector 101 provides voltage, and the signal of output is digital signal, thereby without amplification and the conditioning of signal.The driving of array infrared detector 101 is undertaken by digital SPI or I2C or other number buss.
In selecting the infrared temperature measurement on-line sensor 100 of the array infrared detector without analog to digital conversion circuit 101 shown in Fig. 2, the electric signal of prime amplifier 202 outputs is exported from multi-way switch circuit 203 with analog signal form, and temperature signal is output as analog voltage.Drive and the effect of signal conditioning circuit 102 can comprise and drives array infrared detector 101, the signal that array infrared detector 101 is exported after filtering, the signal condition such as amplification, and conditioned signal is carried out to ADC conversion.
Fig. 4 shows according to an example of the concrete structure of the array infrared detector in the infrared temperature measurement on-line sensor of an embodiment of the present utility model.
As shown in Figure 4, this array infrared detector has N the responsive first 1-N arranging with array format.A plurality of prime amplifiers are for amplifying the simulating signal of N responsive first 1-N output.SCLP (overvoltage protection device) carries out overvoltage protection to the simulating signal of amplifying through a plurality of prime amplifiers.Through the simulating signal of overvoltage protection, by MUX1 (the first multiplexer), undertaken first multiplexing.By amplifier, utilize offset signal to amplifying through the first multiplexing simulating signal, and by MUX2 (the second multiplexer), undertaken second multiplexing.Through the second multiplexing signal, be output to output output state for direct output, or be converted to digital signal through SPI (Serial Peripheral Interface (SPI)) interface output serial data by ADC (analog to digital converter).Or be output as efficiently sampling through control module and control register.In addition, the control signal of control module and control register receiving key controller and external clock CLK and asynchronous reset signal POR_N, and to MUX1 and MUX2 output signal to control.
That is, the array infrared detector in the example shown in Fig. 4 both can outputting analog signal, again can output digit signals.
In addition, the array infrared detector in the example shown in Fig. 4 is only an example, the invention is not restricted to this.
In a preferred embodiment of the present invention, the number (pixel count) of the infrared-sensitive unit of array infrared detector 101 is preferably 64, that is, the array of infrared-sensitive unit is 8x8,4x16.64 infrared-sensitive units can simplify driving and signal conditioning circuit 102, control circuit 103, and the requirement of telecommunication circuit 104.That is, signal is 24, and every two field picture is 512bit, and sampling rate was 10 frame frequency/seconds, and data number per second is 5120bps.Data volume is less like this, and data transmission pressure is little, convenient transmission.Again for example, the microprocessor in control circuit 103 can adopt 32 low power processors, and as ARM, the type processor has superior performance and lower power consumption, and cost is also lower.In a preferred embodiment of the present invention, the output of the data of array infrared detector 101 adopts numeral output, and the microprocessor of control circuit 103 has the interface of infrared eye, and driving and signal conditioning circuit 102 mainly complete power drives.Telecommunication circuit 104 can adopt low-consumption wireless transceiver.Wireless communication mode can adopt Zigbee or other communications protocol with networking capability.Because adopting little array and low data rate to carry out communication, Zigbee communications protocol can meet the demand of data transmission.The feature of this embodiment is to have lower power consumption and powerful networking capability.
In another preferred embodiment of the present invention, more than the number (pixel count) of the infrared-sensitive unit of array infrared detector 101 is preferably 900 responsive units, as 32x31 etc.This embodiment is first because of the sensitivity that the array infrared detector 101 of choosing has a greater number, therefore has higher resolution, can gather more temperature.In this embodiment, because pixel count is more, the microprocessor of control circuit 103 need to be selected has power more, as selects 32 high performance processors, as the processor of the Cortex-M4 of ARM, ARM9 type or DSP etc.Aspect data communication, consider that data rate is higher, by reducing sampled data rate, telecommunication circuit 104 can be selected Zigbee communication, or selects Wifi to meet two-forty communication.
Fig. 5 is the schematic block diagram according to infrared In-Line Temperature Measure System of the present utility model.
Shown in Fig. 5, according to infrared In-Line Temperature Measure System of the present utility model, comprise the infrared temperature measurement on-line sensor 100 shown at least one Fig. 1, also comprise sensor data acquisition device 300 and data processing equipment 500.Sensor data acquisition device 300 is connected with the telecommunication circuit 104 of infrared temperature measurement on-line sensor 100, to gather the signal of infrared temperature measurement on-line sensor 100 outputs.Sensor data acquisition device 300 can be above-mentioned any wired connection or wireless connections mode with the connected mode of the telecommunication circuit 104 of infrared temperature measurement on-line sensor 100.The signal that data processing equipment 500 can collect sensor data acquisition device 300 is processed, for example, to measure the temperature of target (, electric system).
The beneficial effect of Radio infrared In-Line Temperature Measure System of the present utility model is: infrared temperature measurement on-line sensor of the present utility model and infrared In-Line Temperature Measure System have solved of the prior artly need to install a plurality of sensors and be difficult to during at sensor installation aim at and the easy problem such as test leakage when to power system thermometric, reduced the quantity of required sensor, easy for installation, and improved thermometric degree of accuracy.And infrared temperature measurement on-line sensor of the present utility model and infrared In-Line Temperature Measure System have lower power consumption and stronger networking capability.
Should be understood that, above-mentioned embodiment of the present utility model is only for exemplary illustration or explain principle of the present utility model, and do not form restriction of the present utility model.Therefore any modification of, making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model in the situation that not departing from spirit and scope of the present utility model.In addition, the utility model claims are intended to contain whole variations and the modification in the equivalents that falls into claims scope and border or this scope and border.
Claims (10)
1. an infrared temperature measurement on-line sensor, it,, for the temperature detection of electric system, is characterized in that, described infrared temperature measurement on-line sensor comprises:
Array infrared detector, it is for receiving the infrared energy of described electric system, and the infrared energy receiving is converted to electric signal and exports described electric signal;
Drive and signal conditioning circuit, it is connected to described array infrared detector and drives described array infrared detector, and described driving and signal conditioning circuit receive the electric signal of described array infrared detector output, and the electric signal through conditioning is nursed one's health and exported to described electric signal;
Telecommunication circuit, it is for receiving external signal and to outside transmitted signal;
Control circuit, it is connected to described driving and signal conditioning circuit and described telecommunication circuit, for described driving and signal conditioning circuit and described telecommunication circuit are controlled, and for receiving the electric signal through the conditioning of described driving and signal conditioning circuit, and to output to described telecommunication circuit after the electric signal of conditioning is processed; And
Power supply, it is for powering to described driving and signal conditioning circuit, described telecommunication circuit and described control circuit.
2. infrared temperature measurement on-line sensor as claimed in claim 1, is characterized in that, described array infrared detector comprises:
A plurality of infrared-sensitives unit arranging with array way, each infrared-sensitive unit is all for receiving the infrared energy of described electric system, and described infrared energy is converted to simulating signal;
A plurality of prime amplifiers, it is for amplifying processing to the simulating signal of the first output of described a plurality of infrared-sensitives; And
Multi-way switch circuit, it is for selecting to the simulating signal of processing through amplification the line output of going forward side by side.
3. infrared temperature measurement on-line sensor as claimed in claim 2, is characterized in that, described array infrared detector also comprises:
Analog to digital conversion circuit, it is connected between described a plurality of prime amplifier and described multi-way switch circuit, for the simulating signal of described a plurality of prime amplifier outputs is converted to digital signal and described digital signal is sent to described multi-way switch multichannel,
Wherein, described multi-way switch circuit selects to described digital signal the line output of going forward side by side.
4. infrared temperature measurement on-line sensor as claimed in claim 1, is characterized in that, each infrared-sensitive unit is all the responsive units of rpyroelectric infrared or is all thermoelectric pile infrared-sensitive units.
5. infrared temperature measurement on-line sensor as claimed in claim 1, it is characterized in that, described telecommunication circuit receives external signal by cable and to outside transmitted signal, and/or described telecommunication circuit comprises wireless signal transceiver and receives external signal and to outside transmitted signal by this wireless signal transceiver.
6. infrared temperature measurement on-line sensor as claimed in claim 5, is characterized in that, described telecommunication circuit adopts any in RS485 interface arrangement, RS422 interface arrangement and CAN-BUS interface arrangement.
7. infrared temperature measurement on-line sensor as claimed in claim 5, is characterized in that, described wireless signal transceiver is Zigbee signal transceiver or WIFI signal transceiver.
8. infrared temperature measurement on-line sensor as claimed in claim 2, is characterized in that, described a plurality of infrared-sensitive unit arranges in any mode in 4x4 array, 8x8 array, 8x16 array, 16x16 array, 32x31 array and 32x32 array.
9. infrared temperature measurement on-line sensor as claimed in claim 1, is characterized in that, described control circuit comprises one of arm processor, POWER PC processor, digital signal processor DSP.
10. an infrared In-Line Temperature Measure System, is characterized in that comprising:
At least one infrared temperature measurement on-line sensor as described in claim 1 to 9 any one;
Sensor data acquisition device, it is connected with the telecommunication circuit of described infrared temperature measurement on-line sensor, to gather the signal of described infrared temperature measurement on-line sensor output; And
Data processing equipment, it is processed for the signal that described sensor data acquisition device is collected, to measure the temperature of described electric system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420207555.9U CN203881450U (en) | 2014-04-25 | 2014-04-25 | Infrared online temperature measuring sensor and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420207555.9U CN203881450U (en) | 2014-04-25 | 2014-04-25 | Infrared online temperature measuring sensor and system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107808877A (en) * | 2016-09-08 | 2018-03-16 | 原相科技股份有限公司 | Far infrared sensing array integrated circuit assembly and far infrared sensor package |
| CN109682478A (en) * | 2018-08-23 | 2019-04-26 | 北京康拓红外技术股份有限公司 | A kind of intelligent digital networking infrared probe of track train fault-finding |
| CN111082763A (en) * | 2019-12-16 | 2020-04-28 | 中国电子科技集团公司第十一研究所 | Driving circuit of infrared detector and infrared detector system |
| CN112044798A (en) * | 2020-08-12 | 2020-12-08 | 中国矿业大学(北京) | System and method for identifying coal and coal gangue |
| US11054313B2 (en) | 2016-08-30 | 2021-07-06 | Pixart Imaging Inc. | Far infrared sensor apparatus having multiple sensing element arrays inside single package |
-
2014
- 2014-04-25 CN CN201420207555.9U patent/CN203881450U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11054313B2 (en) | 2016-08-30 | 2021-07-06 | Pixart Imaging Inc. | Far infrared sensor apparatus having multiple sensing element arrays inside single package |
| US11573127B2 (en) | 2016-08-30 | 2023-02-07 | Pixart Imaging Inc. | Far infrared sensor apparatus having multiple sensing element arrays inside single package |
| US11874174B2 (en) | 2016-08-30 | 2024-01-16 | Pixart Imaging Inc. | Far infrared sensor apparatus having multiple sensing element arrays inside single package |
| CN107808877A (en) * | 2016-09-08 | 2018-03-16 | 原相科技股份有限公司 | Far infrared sensing array integrated circuit assembly and far infrared sensor package |
| CN107808877B (en) * | 2016-09-08 | 2019-11-05 | 原相科技股份有限公司 | Far infrared sensing array integrated circuit assembly and far infrared sensor package |
| CN109682478A (en) * | 2018-08-23 | 2019-04-26 | 北京康拓红外技术股份有限公司 | A kind of intelligent digital networking infrared probe of track train fault-finding |
| CN111082763A (en) * | 2019-12-16 | 2020-04-28 | 中国电子科技集团公司第十一研究所 | Driving circuit of infrared detector and infrared detector system |
| CN112044798A (en) * | 2020-08-12 | 2020-12-08 | 中国矿业大学(北京) | System and method for identifying coal and coal gangue |
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Address after: 320A, Building 151, No.13 Jiuxianqiao Road, Chaoyang District, Beijing, 100016 Patentee after: Beijing Dctk Ltd. Address before: 320A, Building 151, No.13 Jiuxianqiao Road, Chaoyang District, Beijing, 100016 Patentee before: BEIJING DAICHONG TAIKE TECHNOLOGY CO.,LTD. |
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Granted publication date: 20141015 |