CN103335673A - Zigbee-based multi-channel electromagnetic environment monitoring device - Google Patents

Zigbee-based multi-channel electromagnetic environment monitoring device Download PDF

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Publication number
CN103335673A
CN103335673A CN2013102377328A CN201310237732A CN103335673A CN 103335673 A CN103335673 A CN 103335673A CN 2013102377328 A CN2013102377328 A CN 2013102377328A CN 201310237732 A CN201310237732 A CN 201310237732A CN 103335673 A CN103335673 A CN 103335673A
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China
Prior art keywords
electromagnetic environment
circuit
zigbee
sensor
chip microcomputer
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Pending
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CN2013102377328A
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Chinese (zh)
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郭江
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WUHAN RUILAIBAO ENERGY TECHNOLOGY CO LTD
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WUHAN RUILAIBAO ENERGY TECHNOLOGY CO LTD
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Priority to CN2013102377328A priority Critical patent/CN103335673A/en
Publication of CN103335673A publication Critical patent/CN103335673A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a Zigbee-based multi-channel electromagnetic environment monitoring device, which is characterized by comprising an electromagnetic environment information acquisition sensor, a singlechip, a Zigbee router, a data memory card and a power module; the electromagnetic environment information acquisition sensor, the Zigbee router and the data memory card are all connected with the singlechip; the power module is connected with the electromagnetic environment information acquisition sensor, the singlechip, the Zigbee router and the data memory card for supplying power. The electromagnetic environment monitoring device can perform 24-hour real-time monitoring for electromagnetic environments including power frequency electromagnetic field, noise, temperature and humidity, and atmospheric pressure.

Description

Hyperchannel electromagnetic environment monitor device based on Zigbee
Technical field
The present invention relates to the electromagnetic environment monitor field, be specifically related to a kind of hyperchannel electromagnetic environment monitor device based on Zigbee.
Background technology
Improving constantly along with people's living standard in recent years, high speed development of national economy, electricity need load day by day increases, when carrying out the construction of electricity generation system construction and electrical network power transmission and transformation system comprehensively, at a high speed, the stealthy problem of environmental pollution that is difficult to perception also produces thereupon, and the electromagnetic pollution that frequency electromagnetic radiation causes becomes the focal issue of social concerns gradually.For the safe operation that guarantees electrical equipment, underwriter's habitat environment quality, improve people to The understanding of electromagnetic radiation, press for the especially monitoring dynamics of power frequency electromagnetic environment of electromagnetic environment that strengthens.
The electromagnetic environment monitor equipment minority of China's use is at present produced by domestic corporation, main still dependence introduced from offshore company, these equipment except price than the costliness, also have following weak point: 1. usually all be the provisional measurement for the scene, can't carry out the long-time continuous monitoring; 2. functions of the equipments are single, only electric field, Magnetic Field monitored, and do not take into account noise information and weather information, and the staff need carry the equipment and instrument of measuring weather information when power frequency electromagnetic field is monitored, make troubles to work; 3. the Measurement and analysis function of equipment is relatively poor, can only carry out spot measurement, can not realize distributed measurement, is difficult to the many data of monitoring point of realization and monitors and realize data sharing simultaneously; 4. need the manual record data, can't carry out data and store automatically.
Summary of the invention
The objective of the invention is to solve the problem that prior art exists, a kind of hyperchannel electromagnetic environment monitor device based on Zigbee is provided, can carry out the all-weather real-time continuous monitoring to electromagnetic environments such as power frequency electromagnetic field, noise, humiture and air pressure; Can carry out data storage and shared to Monitoring Data as required; Can monitoring information be sent to host computer or server in real time by the Zigbee router; Rain-proof dust-proof plastic casing with band O-ring seal has rain and snow, anti-is exposed to the sun, heatstroke prevention winter protection function, and the operating temperature range of this electromagnetic environment monitor device is-40 ℃~85 ℃.
In order to reach above-mentioned technical purpose, the present invention by the following technical solutions:
A kind of hyperchannel electromagnetic environment monitor device based on Zigbee, comprise electromagnetic environment information acquisition sensor, single-chip microcomputer, Zigbee router, data storage card and power module, described electromagnetic environment information acquisition sensor, Zigbee router and data storage card all link to each other with single-chip microcomputer, described power module links to each other with data storage card with described electromagnetic environment information acquisition sensor, single-chip microcomputer, Zigbee router, is they power supplies;
Described electromagnetic environment information acquisition sensor comprises X/Y/Z three-dimensional electric field sensor, X/Y/Z three-D magnetic field sensor and noise transducer;
Comprise the A/D modular converter in the described single-chip microcomputer, described X/Y/Z three-dimensional electric field sensor links to each other with single-chip microcomputer through described A/D modular converter by the electric field signal modulate circuit, described X/Y/Z three-D magnetic field sensor links to each other with single-chip microcomputer through described A/D modular converter by the field signal modulate circuit, and described noise transducer links to each other with single-chip microcomputer through described A/D modular converter by the noise signal conditioning circuit;
Described data storage card is the TF card;
Described power module comprises 12V lithium battery, AC/DC charger, DC/DC voltage conversion unit, voltage detection unit, power light and power switch.
Preferred as such scheme, described electric field signal modulate circuit comprises filtering circuit, ac-dc converter circuit and the amplifying circuit that links to each other successively, and described field signal modulate circuit comprises one-level amplifying circuit, filtering circuit, ac-dc converter circuit and the second signal amplifying circuit that links to each other successively with the noise signal conditioning circuit.
Preferred as such scheme also comprises the magnetic field set-reset circuit that links to each other with described X/Y/Z three-D magnetic field sensor.
Preferred as such scheme, described electromagnetic environment information acquisition sensor also comprises Temperature Humidity Sensor and the baroceptor that links to each other with described single-chip microcomputer.
Preferred as such scheme also comprises the deck of placing described TF card.
Preferred as such scheme comprises the rain-proof dust-proof plastic casing that has O-ring seal.
A kind of hyperchannel electromagnetic environment monitor device based on Zigbee provided by the invention has the following advantages compared to existing technology:
1, it can carry out the all-weather real-time continuous monitoring to electromagnetic environment; Can as required Monitoring Data be stored and share; Can monitoring information be sent to host computer or server in real time by the Zigbee router; Described power module both can satisfy the needs of long term monitoring, can utilize charged lithium cells to carry out portable short-term monitoring again.
2, at the middle modulate circuit that is connected of X/Y/Z three-dimensional electric field sensor, X/Y/Z three-D magnetic field sensor and noise transducer and single-chip microcomputer, the signal that the conditioning sensor is gathered makes it to be complementary with the single-chip microcomputer sample range, makes monitoring result more accurate.
3, be connected with the magnetic field reset circuit at the X/Y/Z three-D magnetic field sensor, can eliminate owing to cross high-intensity magnetic field and disturb the sensor impermanency that occurs to lose efficacy and because variation of ambient temperature causes exporting the influence of drift, make sensor be in precision height, highly sensitive duty.
4, not only can monitor the information of power frequency electromagnetic field, monitor the information of environment such as noise, humiture and air pressure simultaneously, make monitoring range more comprehensive, avoid the staff to carry the instrument and equipment of monitoring of environmental information, reduce workload.
5, have the rain-proof dust-proof plastic casing that has O-ring seal, make it can adapt to outwork.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation block diagram of the embodiment of the invention;
Fig. 2 is the structural representation block diagram of the power module of the embodiment of the invention;
Fig. 3 is the signals collecting process flow diagram of the embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing of the present invention, technical scheme of the present invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
As shown in Figure 1, the invention provides a kind of hyperchannel electromagnetic environment monitor device based on Zigbee, comprise electromagnetic environment information acquisition sensor 1, single-chip microcomputer 2, Zigbee router three, data storage card 4 and power module 5, described electromagnetic environment information acquisition sensor 1, Zigbee router three and data storage card 4 link to each other with single-chip microcomputer 2 by the SCM peripheral interface circuit, described power module 5 links to each other with described electromagnetic environment information acquisition sensor 1, single-chip microcomputer 2, Zigbee router three and data storage card 4, is they power supplies;
Described electromagnetic environment information acquisition sensor comprises X/Y/Z three-dimensional electric field sensor 11, X/Y/Z three-D magnetic field sensor 12, noise transducer 13, Temperature Humidity Sensor 14 and baroceptor 15;
Comprise A/D modular converter 21 in the described single-chip microcomputer, described X/Y/Z three-dimensional electric field sensor 11 links to each other with single-chip microcomputer 2 through described A/D modular converter 21 by electric field signal modulate circuit 6, described X/Y/Z three-D magnetic field sensor 12 links to each other with single-chip microcomputer 2 through described A/D modular converter 21 by field signal modulate circuit 7, described noise transducer 13 links to each other with single-chip microcomputer 2 through described A/D modular converter 21 by noise signal conditioning circuit 8, described A/D modular converter 21 becomes digital signal with analog signal conversion, at the X/Y/Z three-dimensional electric field sensor, X/Y/Z three-D magnetic field sensor and the middle modulate circuit that is connected of noise transducer and single-chip microcomputer, regulate the signal that sensor is gathered, make it to be complementary with the single-chip microcomputer sample range, make monitoring result more accurate;
Preferably, also comprise the magnetic field set-reset circuit 9 that links to each other with described X/Y/Z three-D magnetic field sensor 12, magnetic field set-reset circuit 9 is used for eliminating owing to cross high-intensity magnetic field and disturbs the sensor impermanency that occurs to lose efficacy and because variation of ambient temperature causes exporting the influence of drift, makes sensor be in precision height, highly sensitive duty;
Described data storage card is the TF card, and the TF card can carry out standing storage with Monitoring Data automatically.Described TF card capacity is not less than 4G, can satisfy for many years data and uninterruptedly store;
Described electric field signal modulate circuit 6 comprises filtering circuit 61, ac-dc converter circuit 62 and the amplifying circuit 63 that links to each other successively, described field signal modulate circuit 7 comprises one-level amplifying circuit 71, filtering circuit 72, ac-dc converter circuit 73 and the second signal amplifying circuit 74 that links to each other successively, and described noise signal conditioning circuit 8 comprises one-level amplifying circuit 81, filtering circuit 82, ac-dc converter circuit 83 and the second signal amplifying circuit 84 that links to each other successively; One-level amplifying circuit 71 and 81 is used for magnetic field and the noise signal that collects is amplified to the degree that can cooperate ac-dc converter circuit 73 and 83, filtering circuit 61,72 are used for filtering out needed power frequency segment signal from electric field and the field signal that collects, filtering circuit 82 is used for filtering out the audible noise signal from the noise signal that collects, ac-dc converter circuit 62,73,83 are used for AC signal is converted to direct current signal, amplifying circuit 63, second signal amplifying circuit 74,84 pairs of direct current signals of second signal amplifying circuit amplify, and the collection signal of output and the sample range of single-chip microcomputer are complementary.
A kind of hyperchannel electromagnetic environment monitor device based on Zigbee provided by the invention can carry out the all-weather real-time continuous monitoring to electromagnetic environments such as power frequency electromagnetic field, noise, humiture and air pressure; Can as required Monitoring Data be stored and share; Can monitoring information be sent to host computer or server in real time by the Zigbee router.
The principle of work of a kind of hyperchannel electromagnetic environment monitor device based on Zigbee provided by the invention is: gather electric field signals by X/Y/Z three-dimensional electric field sensor 11, import modulate circuit 6 into, filtering circuit 61 in the modulate circuit filters out needed power frequency segment signal with electric field signal, through ac-dc converter circuit 62 AC signal is converted to direct current signal again, amplified by 63 pairs of direct current signals of amplifying circuit at last, the power frequency electric field signal of output and the sample range of single-chip microcomputer are complementary; X/Y/Z three-D magnetic field sensor 12 is gathered field signal, import modulate circuit 7 into, one-level amplifying circuit 71 in the modulate circuit is amplified to field signal the degree that can cooperate ac-dc converter circuit 73, filtering circuit 72 filters out needed power frequency segment signal with field signal, through ac-dc converter circuit 73 AC signal is converted to direct current signal again, amplified by 74 pairs of direct current signals of amplifying circuit at last, the power frequency magnetic field signal of output and the sample range of single-chip microcomputer are complementary; Noise transducer 13 acquisition noise signals, import modulate circuit 8 into, one-level amplifying circuit 81 in the modulate circuit is amplified to noise signal the degree that can cooperate ac-dc converter circuit 83, filtering circuit 82 filters out the audible noise signal with noise signal, through ac-dc converter circuit 83 AC signal is converted to direct current signal again, amplified by 84 pairs of direct current signals of amplifying circuit at last, the audible noise signal of output and the sample range of single-chip microcomputer are complementary; Electric field signal, field signal and noise signal are analog signals, carry out signal condition through electric field signal modulate circuit 6, field signal modulate circuit 7 and noise signal conditioning circuit 8 respectively, power frequency electric field signal after the conditioning, power frequency magnetic field signal and audible noise signal make simulating signal be converted into digital signal through the A/D modular converter 21 in the single-chip microcomputer 2; Temperature Humidity Sensor 14 gathers temperature-humidity signal and baroceptor 15 is gathered air pressure signal, and temperature-humidity signal and the air pressure signal of collection are digital signal, and single-chip microcomputer 2 is calculated environment dew point information according to current Hygrothermograph simultaneously; Convert electric field signal, field signal and the noise signal of digital signal and temperature-humidity signal, air pressure signal, dew point information to after single-chip microcomputer 2 carries out real time data processing and packing, import TF card 4 into and store, can carry out data sharing and issue by the Zigbee router three simultaneously.
As shown in Figure 2, described power module 5 comprises 12V lithium battery 51, AC/DC charger 52, DC/DC voltage conversion unit 53, voltage detection unit 54, power light 55 and power switch 56.Described 12V lithium battery 51 is for chargeable lithium cell and capacity are not less than 4000mAh, and under the situation of continuous monitoring and the information of transmission, battery life is not less than 12h; Described AC/DC charger 52 changes the 12V dc charger for 220V exchanges, for 12V lithium battery 51 charges; Described DC/DC voltage conversion unit 53 comprises that 12V changes 3.3V voltage transformation module and 12V commentaries on classics ± 5V voltage transformation module, becomes required voltage with the 12V voltage transitions; Described voltage detection unit 54 is the voltage swing of monitoring lithium battery 51 in real time, avoids deviation occurring because voltage problem causes measurement result; Whether described power light 55 indicating circuits power, and lamp is bright during power supply, otherwise lamp goes out; Energising, the outage of described power switch 56 control power supplys.
In actual use, if this electromagnetic environment monitor device is as the long term monitoring website, then can match stainless steel stent with this electromagnetic environment monitor device extended immobilization at the measuring point scene, keep AC/DC charger 52 and 12V lithium battery 51 to switch on for a long time; If this electromagnetic environment monitor device then can charge to 12V lithium battery 51 in advance as interim monitoring equipment, be portability after charging is finished, measuring point is carried out the short-term monitoring.
Preferred as such scheme, the hyperchannel electromagnetic environment monitor device based on Zigbee provided by the invention also comprises the deck of placing described TF card.
Preferred as such scheme, hyperchannel electromagnetic environment monitor device based on Zigbee provided by the invention also comprises the rain-proof dust-proof plastic casing that has O-ring seal, make that this electromagnetic environment monitor device has rain and snow, anti-is exposed to the sun, heatstroke prevention winter protection function, make this monitoring device can adapt to the outwork environment.The operating temperature range of this electromagnetic environment monitor device is-40 ℃-85 ℃.
As shown in Figure 3, the signals collecting flow process of a kind of hyperchannel electromagnetic environment monitor device based on Zigbee provided by the invention is: behind the power connection, single-chip microcomputer 2 powers on, and at first the SCM peripheral interface circuit that single-chip microcomputer is connected each peripheral components carries out initialization, the Zigbee router three is resetted, X/Y/Z three-D magnetic field sensor 12 is carried out set-reset; Send order to Temperature Humidity Sensor 14 then and obtain temperature-humidity signal, send to order to baroceptor 15 and obtain air pressure signal, single-chip microcomputer 2 is that basic calculation gets the dew point data with the temperature-humidity signal of obtaining; Then single-chip microcomputer begins the AD sample conversion, successively to power frequency magnetic field X, Y, Z direction, power frequency electric field X, Y, Z direction, noise and electric quantity of power supply carry out channel selecting and sampling, respectively the sampled value in the respective channel is added up, carry out the AD conversion repeatedly, after each channel analog signal has all been finished 255 samplings, get the mean value of each sampled signal respectively, as power frequency electric field, power frequency magnetic field, noise and electric quantity data; At last, with measuring point information, date temporal information, humiture data, dew point data, noise data, and three power frequency magnetic field that collect, three power frequency electric fields, noise, all data of electric weight are stored, then according to being sent to the Zigbee router three after the communication protocol packing verification, and then data are sent to the Zigbee telegon of installing in host computer, main website, server or the centring system again.Once the process required time of complete " information acquisition-transmission " is about 1s.
In actual the use, can form the distributed monitoring network as required at a plurality of these electromagnetic environment monitor devices of measuring point field deployment, systematically the power frequency electromagnetic environment be monitored comprehensively.
The above; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.

Claims (6)

1. hyperchannel electromagnetic environment monitor device based on Zigbee, it is characterized in that, comprise electromagnetic environment information acquisition sensor, single-chip microcomputer, Zigbee router, data storage card and power module, described electromagnetic environment information acquisition sensor, Zigbee router and data storage card all link to each other with single-chip microcomputer, described power module links to each other with data storage card with described electromagnetic environment information acquisition sensor, single-chip microcomputer, Zigbee router, is they power supplies;
Described electromagnetic environment information acquisition sensor comprises X/Y/Z three-dimensional electric field sensor, X/Y/Z three-D magnetic field sensor and noise transducer;
Comprise the A/D modular converter in the described single-chip microcomputer, described X/Y/Z three-dimensional electric field sensor links to each other with single-chip microcomputer through described A/D modular converter by the electric field signal modulate circuit, described X/Y/Z three-D magnetic field sensor links to each other with single-chip microcomputer through described A/D modular converter by the field signal modulate circuit, and described noise transducer links to each other with single-chip microcomputer through described A/D modular converter by the noise signal conditioning circuit;
Described data storage card is the TF card;
Described power module comprises 12V lithium battery, AC/DC charger, DC/DC voltage conversion unit, voltage detection unit, power light and power switch.
2. the hyperchannel electromagnetic environment monitor device based on Zigbee according to claim 1, it is characterized in that, described electric field signal modulate circuit comprises filtering circuit, ac-dc converter circuit and the amplifying circuit that links to each other successively, and described field signal modulate circuit comprises one-level amplifying circuit, filtering circuit, ac-dc converter circuit and the second signal amplifying circuit that links to each other successively with the noise signal conditioning circuit.
3. the hyperchannel electromagnetic environment monitor device based on Zigbee according to claim 1 is characterized in that, also comprises the magnetic field set-reset circuit that links to each other with described X/Y/Z three-D magnetic field sensor.
4. the hyperchannel electromagnetic environment monitor device based on Zigbee according to claim 1 is characterized in that described electromagnetic environment information acquisition sensor also comprises Temperature Humidity Sensor and the baroceptor that links to each other with described single-chip microcomputer.
5. the hyperchannel electromagnetic environment monitor device based on Zigbee according to claim 1 is characterized in that, also comprises the deck of placing described TF card.
6. the hyperchannel electromagnetic environment monitor device based on Zigbee according to claim 1 is characterized in that, comprises the rain-proof dust-proof plastic casing that has O-ring seal.
CN2013102377328A 2013-06-14 2013-06-14 Zigbee-based multi-channel electromagnetic environment monitoring device Pending CN103335673A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105242119A (en) * 2015-09-09 2016-01-13 国网河南省电力公司电力科学研究院 Electromagnetic environment monitoring system with noise integrated and method
CN106168601A (en) * 2016-09-18 2016-11-30 中国石油大学(华东) The general AC electromagnetic field detection instrument that a kind of Multi probe is compatible
CN106840258A (en) * 2017-01-23 2017-06-13 国网山东省电力公司电力科学研究院 The full state electromagnetic environment monitoring system of wide area and method based on multi-parameter synergic monitoring
CN107589310A (en) * 2016-07-08 2018-01-16 武汉瑞莱保能源技术有限公司 A kind of electromagnetic environment monitor circuit
CN107589308A (en) * 2016-07-08 2018-01-16 武汉瑞莱保能源技术有限公司 It is a kind of not by the electromagnetic environment monitor device of meteorological effect
CN107589309A (en) * 2016-07-08 2018-01-16 武汉瑞莱保能源技术有限公司 It is a kind of can telecommunication electromagnetism environment monitor
CN110109399A (en) * 2019-07-01 2019-08-09 南京理工大学 Multi-channel magnetic signal acquisition storage device based on FPGA and STM32

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11311649A (en) * 1998-04-27 1999-11-09 Ricoh Co Ltd Power supply for electromagnetic noise measuring device by close magnetic field probe or power supply of input device utilizing the close magnetic field probe
CN102109557A (en) * 2010-12-22 2011-06-29 东南大学 Real-time on-line monitoring device for power-frequency electromagnetic data
CN202093100U (en) * 2011-04-07 2011-12-28 周莹 Electromagnetic radiation measurement instrument and electromagnetic radiation monitoring system
EP2466324A1 (en) * 2010-12-15 2012-06-20 ABB Technology AG Combined measuring and detection system
CN102841262A (en) * 2011-06-21 2012-12-26 武汉市碧海云天环保科技有限责任公司 Omni-directional intelligent comprehensive field intensity indicator
CN202735437U (en) * 2012-07-26 2013-02-13 南方电网科学研究院有限责任公司 Electromagnetic environment test platform for high-altitude ultra-high voltage transmission line
CN103105539A (en) * 2013-01-08 2013-05-15 深圳市环境监测中心站 System and method of monitoring electromagnetic radiation

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11311649A (en) * 1998-04-27 1999-11-09 Ricoh Co Ltd Power supply for electromagnetic noise measuring device by close magnetic field probe or power supply of input device utilizing the close magnetic field probe
EP2466324A1 (en) * 2010-12-15 2012-06-20 ABB Technology AG Combined measuring and detection system
CN102109557A (en) * 2010-12-22 2011-06-29 东南大学 Real-time on-line monitoring device for power-frequency electromagnetic data
CN202093100U (en) * 2011-04-07 2011-12-28 周莹 Electromagnetic radiation measurement instrument and electromagnetic radiation monitoring system
CN102841262A (en) * 2011-06-21 2012-12-26 武汉市碧海云天环保科技有限责任公司 Omni-directional intelligent comprehensive field intensity indicator
CN202735437U (en) * 2012-07-26 2013-02-13 南方电网科学研究院有限责任公司 Electromagnetic environment test platform for high-altitude ultra-high voltage transmission line
CN103105539A (en) * 2013-01-08 2013-05-15 深圳市环境监测中心站 System and method of monitoring electromagnetic radiation

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105242119A (en) * 2015-09-09 2016-01-13 国网河南省电力公司电力科学研究院 Electromagnetic environment monitoring system with noise integrated and method
CN107589310A (en) * 2016-07-08 2018-01-16 武汉瑞莱保能源技术有限公司 A kind of electromagnetic environment monitor circuit
CN107589308A (en) * 2016-07-08 2018-01-16 武汉瑞莱保能源技术有限公司 It is a kind of not by the electromagnetic environment monitor device of meteorological effect
CN107589309A (en) * 2016-07-08 2018-01-16 武汉瑞莱保能源技术有限公司 It is a kind of can telecommunication electromagnetism environment monitor
CN106168601A (en) * 2016-09-18 2016-11-30 中国石油大学(华东) The general AC electromagnetic field detection instrument that a kind of Multi probe is compatible
CN106168601B (en) * 2016-09-18 2018-07-03 中国石油大学(华东) A kind of general AC electromagnetic field detection instrument of Multi probe compatibility
CN106840258A (en) * 2017-01-23 2017-06-13 国网山东省电力公司电力科学研究院 The full state electromagnetic environment monitoring system of wide area and method based on multi-parameter synergic monitoring
CN110109399A (en) * 2019-07-01 2019-08-09 南京理工大学 Multi-channel magnetic signal acquisition storage device based on FPGA and STM32

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