CN201203780Y - Remote intelligent electrostatic dust collection monitoring system - Google Patents

Remote intelligent electrostatic dust collection monitoring system Download PDF

Info

Publication number
CN201203780Y
CN201203780Y CNU2008200134608U CN200820013460U CN201203780Y CN 201203780 Y CN201203780 Y CN 201203780Y CN U2008200134608 U CNU2008200134608 U CN U2008200134608U CN 200820013460 U CN200820013460 U CN 200820013460U CN 201203780 Y CN201203780 Y CN 201203780Y
Authority
CN
China
Prior art keywords
pin
meet
pin meet
ground
negative pole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2008200134608U
Other languages
Chinese (zh)
Inventor
刘银平
崔炜奇
肖健
罗媛媛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CNU2008200134608U priority Critical patent/CN201203780Y/en
Application granted granted Critical
Publication of CN201203780Y publication Critical patent/CN201203780Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Electrostatic Separation (AREA)

Abstract

The utility model belongs to an electrical control equipment, especially relates to a remote intelligent electrostatic precipitation monitoring system, comprising a remote control computer (4), a local execution circuit (1), in addition an ash discharge vibration motor and electric heating circuit (2) and a service voltage control circuit (3) are mounted in the monitoring system, wherein the ash discharge vibration motor and electric heating circuit (2) comprises: a PIC16F84A singlechip U4, an interface chip U5 of SP3232ECY serial communication RS232, a photoelectric couple U1, U2, a voltage amplifier AR1, AR2, a voltage power Vsm, channel field effect tube Q1, Q2, a crystal oscillator K2, a voltage stablizing diode D3, a diode D2, a switch S2, a thyristor triggering signal sensor Port8, Port9 or the like. The system uses power supply driving device to adjust the service voltage based on parameter optimization result of the upper computer, therefore the performance is increased and the network page access function is provided to the remote terminal.

Description

The long-distance intelligent Static Electricity Precipitator Monitoring System
Technical field
The utility model belongs to electrical control equipment, particularly a kind of long-distance intelligent Static Electricity Precipitator Monitoring System.
Background technology
High pressure electrostatic precipitation technology is a new branch of science that grows up the nearly more than ten years, the on-the-spot extensively electrostatic precipitator control system of operation mostly is integrated circuit control, it is isolated and scattered control system, operating personnel are many, environment is abominable, the occupational illness pilosity, manual record is loaded down with trivial details, automaticity is low, be difficult in time find and handle various faults, easily cause equipment loss and manpower, a large amount of wastes of fund, fast development along with computer technology, the various device monitoring technique is also constantly perfect, most external electrostatic dust collection equipments have all been realized the long-range monitoring, local computer is by network system such as Imternet/Intranet, and far-end is monitored functions such as diagnosis maintenance with the condition monitoring and the equipment of decentralised control network.But and the requirement of the small-sized electrostatic dust collection equipment of incompatibility China.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned technical deficiency, and a kind of small-sized long-distance intelligent Static Electricity Precipitator Monitoring System that integrates robotization, networking is provided.
The technical scheme that the utility model technical solution problem adopts is: a kind of long-distance intelligent Static Electricity Precipitator Monitoring System of being made up of remote control computer, on-the-spot executive circuit is characterized in being provided with in supervisory system and unloads grey electric motor of shaker and electric heater, the parameter optimization result of power supply driving arrangement basis on host computer regulate supply voltage; Unloading grey electric motor of shaker and electric heating circuit comprises: PIC16F84A single-chip microcomputer U 4, SP3232ECY serial communication RS232 interface chip U 5, photoelectrical coupler U 1, U 2, voltage amplifier AR 1, AR 2, voltage source V Sm, channel field-effect pipe Q 1, Q 2, crystal oscillator K 2, voltage stabilizing diode D 3, diode D 2, switch S 2, thyristor trigger pip sensor Port8, Port9, electrochemical capacitor C 12~C 16, capacitor C 9~C 11And resistance R 5~R 23Chip U 51 pin meet C 12Positive pole, 3 pin meet C 12Negative pole, 2 pin meet C 15Negative pole, 4 pin meet C 13Positive pole, 5 pin meet C 13Negative pole, 6 pin meet C 14Positive pole, C 14Minus earth, 8 pin connect 2 pin of 9 core plinth DB2 of remote control computer, 11,12 pin meet U respectively 417,18 pin, 14 pin connect 3 pin of 9 core plinth DB2 of remote control computer, 15 pin meet C 16Negative pole, 16 pin meet C 15, C 16Anodal and ground; Single-chip microcomputer U 41 pin meet R 14One end, 2 pin meet U 23 pin, 4 pin meet D 2, S 2, R 23And C 11An end, 5 pin meet S 2And C 11The other end and ground, 6 pin meet R 17One end and Q 12 pin, 14 pin meet D 2And R 23The other end, 15 pin meet K 2And C 10One end, 16 pin meet K 2And C 9One end, C 9And C 10The other end joins; Photoelectrical coupler U 11 pin connect power supply, 2 pin meet R 11, R 13One end, 3 pin meet R 14The other end, 4 pin ground connection; Photoelectrical coupler U 21 pin connect power supply, 2 pin meet R 20, R 22One end, 4 pin ground connection; 1 pin of voltage amplifier AR1 meets R 5, R 10One end and ground, 2 pin connect power supply, and 3 pin meet R 10And R 11The other end, 4 pin meet R 12One end, R 12And R 13The other end joins and ground connection, R 5Another termination port8; 1 pin of AR2 meets R 18And R 19One end, 2 pin connect power supply, and 3 pin meet R 19, R 20The other end, 4 pin meet R 21One end, R 21And R 22The other end joins and ground connection; R 18Another termination port9; Channel field-effect pipe Q 11 pin meet Q 22 pin and R 16One end, 3 pin meet Q 23 pin, D 3An end and ground; Q 21 pin meet D 3The other end and R 15An end, R 15Another termination voltage source V sm; The supply voltage control circuit comprises: PIC16F84A single-chip microcomputer U 6, SP3232ECY serial communication RS232 interface chip U 7, crystal oscillator K 3, relay K M 4~KM 6, triode Q 3, Q 4, switch S 3, electrochemical capacitor C 20~C 22, capacitor C 17~C 19, diode D 4~D 6And resistance R 24~R 31Chip U 71 pin meet C 20Positive pole, 2 pin meet C 21Negative pole, 3 pin meet C 20Negative pole, 8 pin connect 3 pin of the DB1 of remote control computer, 11,12 pin meet U respectively 617,18 pin, 14 pin connect 2 pin of the DB1 of remote control computer, 15 pin meet C 22Negative pole and ground, 16 pin meet C 21, C 22Positive pole and ground; Single-chip microcomputer U 61 pin meet R 24One end, 2 pin meet R 25One end, 4 pin meet S 3, D 6, C 17, R 31An end, 5 pin meet S 3, C 17The other end and ground, 6,7,8 pin meet R respectively 28, R 29, R 30One end, 14 pin meet D 6, R 31The other end, 15 pin meet K 3, C 19One end, 16 pin meet K 3The other end and C 18One end, C 18And C 19The other end joins; Q 3Base stage meet R 24The other end, emitter meets Q 4Emitter and ground, collector meets R 26And D 4One end; Q 4Base stage meet R 25The other end, collector meets R 27And D 5An end, R 26, R 27, D 4, D 5Another termination+5V power supply; KM 4~KM 6An end meet R respectively 28~R 30The other end, KM 4~KM 6The other end all connect+the 5V power supply.
The beneficial effects of the utility model are: this system adopts data acquisition PIC, work on the spot PC, remote monitoring terminal can carry out tripartite session by RS232 bus and Internet/Intranet; Adopt third party long-distance user monitor terminal, long-range expert and slip-stick artist can be at the long-range remote supervisories that obtains the realization of electric precipitator operation information to equipment; Adopt the power supply driving arrangement to regulate supply voltage, improved performance according to the parameter optimization result on host computer; Native system is installed WEB service in PC, corresponding IP is set makes it become addressable WEB server to provide the web page access function for remote terminal.
Description of drawings
Specify with embodiment below in conjunction with accompanying drawing.
Fig. 1 is long-distance intelligent Static Electricity Precipitator Monitoring System circuit theory diagrams.
Fig. 2 is the on-the-spot executive circuit schematic diagram among Fig. 1.
Among the figure, the on-the-spot executive circuit of 1-; 2-unloads grey electric motor of shaker and electric heater circuit; 3-supply voltage control circuit; The 4-remote control computer; U 1, U 2-photoelectrical coupler; U 3, U 5, U 7, U 9The interface chip of-SP3232 serial communication; U 4, U 6-PIC16F84A single-chip microcomputer; U 10-PIC16F877 single-chip microcomputer; KM 1~KM 6-relay; K 1~K 3-crystal oscillator; AR1, AR2-voltage amplifier; Q 1, Q 2-channel field-effect pipe; Q 3, Q 4-triode; D 1-schottky diode; D 2, D 4~D 6-diode; D 3-voltage stabilizing diode; C 3~C 8, C 12~C 16, C 20~C 22-electrochemical capacitor; C 1~C 3, C 9~C 11, C 17~C 19-electric capacity; S 1~S 3-switch; The Vsim-voltage source; R 1~R 31-resistance; RS232-Long-distance Control bus; Port1-dust turbidity transducer; Port2-dedusting section voltage sample sensor; Port3-dedusting outage stream sampling sensor; The port4-temperature sensor; The port5-pressure transducer; The port6-humidity sensor; The port7-CO sensor; Port8, port9-thyristor trigger pip sensor;
Embodiment
With reference to accompanying drawing, a kind of long-distance intelligent Static Electricity Precipitator Monitoring System is made up of remote control computer 4, on-the-spot executive circuit 1, is characterized in being provided with in supervisory system unloading grey electric motor of shaker and electric heating circuit 2, supply voltage control circuit 3; Unload grey electric motor of shaker and electric heating circuit 2 comprises: PIC16F84A single-chip microcomputer U 4, SP3232ECY serial communication RS232 interface chip U 5, photoelectrical coupler U 1, U 2, voltage amplifier AR 1, AR 2, voltage source V Sm, channel field-effect pipe Q 1, Q 2, crystal oscillator K 2, voltage stabilizing diode D 3, diode D 2, switch S 2, thyristor trigger pip sensor Port8, Port9, electrochemical capacitor C 12~C 16, capacitor C 9~C 11And resistance R 5~R 23Chip U 51 pin meet C 12Positive pole, 3 pin meet C 12Negative pole, 2 pin meet C 15Negative pole, 4 pin meet C 13Positive pole, 5 pin meet C 13Negative pole, 3 pin meet C 12Negative pole, 6 pin meet C 14Positive pole, C 14Minus earth, 8 pin connect 2 pin of 9 core plinth DB2 of remote control computer 4,11,12 pin meet U respectively 417,18 pin, 14 pin connect 3 pin of 9 core plinth DB2 of remote control computer 4,15 pin meet C 16Negative pole, 16 pin meet C 15, C 16Anodal and ground; Single-chip microcomputer U 41 pin meet R 14One end, 2 pin meet U 23 pin, 4 pin meet D 2, S 2, R 23And C 11An end, 5 pin meet S 2And C 11The other end and ground, 6 pin meet R 17One end and Q 12 pin, 14 pin meet D 2And R 23The other end, 15 pin meet K 2And C 10One end, 16 pin meet K 2And C 9One end, C 9And C 10The other end joins; Photoelectrical coupler U 11 pin connect power supply, 2 pin meet R 11, R 13One end, 3 pin meet R 14The other end, 4 pin ground connection; Photoelectrical coupler U 21 pin connect power supply, 2 pin meet R 20, R2 2One end, 4 pin ground connection; 1 pin of voltage amplifier AR1 meets R 5, R 10One end and ground, 2 pin connect power supply, and 3 pin meet R 10And R 11The other end, 4 pin meet R 12One end, R 12And R 13The other end joins and ground connection, R 5Another termination port8; 1 pin of AR2 meets R 18And R 19One end, 2 pin connect power supply, and 3 pin meet R 19, R 20The other end, 4 pin meet R2 1One end, R 21And R 22The other end joins and ground connection; R 18Another termination port9; Channel field-effect pipe Q 11 pin meet Q 22 pin and R 16One end, 3 pin meet Q 23 pin, D 3An end and ground; Q 21 pin meet D 3The other end and R 15An end, R 15Another termination voltage source V sm; Supply voltage control circuit 3 comprises: PIC16F84A single-chip microcomputer U 6, SP3232ECY serial communication RS232 interface chip U 7, crystal oscillator K 3, relay K M 4~KM 6, triode Q 3, Q 4, switch S 3, electrochemical capacitor C 20~C 22, capacitor C 17~C 19, diode D 4~D 6And resistance R 24~R 31Chip U 71 pin meet C 20Positive pole, 2 pin meet C 21Negative pole, 3 pin meet C 20Negative pole, 8 pin connect 3 pin of the DB1 of remote control computer, 11,12 pin meet U respectively 617,18 pin, 14 pin connect 2 pin of the DB1 of remote control computer, 15 pin meet C 22Negative pole and ground, 16 pin meet C 21, C 22Positive pole and ground; Single-chip microcomputer U 61 pin meet R 24One end, 2 pin meet R 25One end, 4 pin meet S 3, D 6, C 17, R 31An end, 5 pin meet S 3, C 17The other end and ground, 6,7,8 pin meet R respectively 28, R 29, R 30One end, 14 pin meet D 6, R 31The other end, 15 pin meet K 3, C 19One end, 16 pin meet K 3The other end and C 18One end, C 18And C 19The other end joins; Q 3Base stage meet R 24The other end, emitter meets Q 4Emitter and ground, collector meets R 26And D 4One end; Q 4Base stage meet R 25The other end, collector meets R 27And D 5An end, R 26, R 27, D 4, D 5Another termination+5V power supply; KM 4~KM 6An end meet R respectively 28~R 30The other end, KM 4~KM 6The other end all connect+the 5V power supply.
It comprises on-the-spot executive circuit 1 (seeing accompanying drawing 2): the interface chip U of SP3232ECY serial communication 9, PIC16F877 single-chip microcomputer U 10, relay K M 1~KM 3, crystal oscillator K 1, schottky diode D 1, switch S 1, dust turbidity transducer port1, dedusting section voltage sample sensor port2, dedusting outage stream sampling sensor port3, temperature sensor port4, pressure transducer port5, humidity sensor port6, CO sensor port7, thyristor trigger pip sensor port8, port9, capacitor C 1, C 2, electrochemical capacitor C 4~C 8And resistance R 1~R 4Chip U 31 pin meet C 4Positive pole, 2 pin meet C 7Positive pole, 3 pin meet C 4Negative pole, 4,5 pin are C respectively 5Both positive and negative polarity, 6 pin meet C 6Positive pole, C 6Plus earth, 8 pin connect 2 pin of the DB3 of remote control computer 4,9,10 pin connect remote control terminal RS232 bus, 11,12 pin meet U respectively 1024,25 pin, 14 pin connect 3 pin of the DB3 of remote control computer 4,15 pin meet C 8Negative pole and ground, 16 pin meet C 7, C 8Positive pole; Single-chip microcomputer U 101 pin meet D 1, S 1, R 4, C 3An end, 2,3,4,5,8,9 pin meet port1~port7 respectively, 12 pin meet R 4In an end, 13 pin meet S 1, C 3The other end, 14 pin meet K 1, C 1One end, 15 pin meet K 1Other end C 2An end, C 1, C 2The other end be connected, 21 pin connect the end of KM3,22 pin connect the end of KM2,33 pin meet the end of KM1, KM 1~KM 3The other end meet R respectively 1~R 3An end, R 1~R 3The other end join and meet D 1The other end and power supply.
The 4-20mA signal that the course of work of system and principle: dust turbidity transducer port1, the dedusting section voltage sample sensor port2 by on-the-spot executive circuit 1, dedusting outage stream sampling sensor port3, temperature sensor port4, pressure transducer port5, humidity sensor port6, CO sensor port7 gather corresponding simulating signal and convert standard to is for PIC16F877 single-chip microcomputer U 10Gather single-chip microcomputer U 10Regularly torus is gathered the SP3232ECY serial communication interface chip U that these signals also pass through the RS232 bus 3Upload to work on the spot PC, among the PC data are analyzed and stored, and provide data to remote terminal with form web page.The on-the-spot PC in back passes to PIC16F84A single-chip microcomputer U with control signal by analysis 4, operation electric motor of shaker, electric heater and power supply driving arrangement.Data after will analyzing simultaneously are recorded in the database, adopt form web page to browse to offer remote terminal.Supply voltage control circuit 3 is same by PIC16F84A single-chip microcomputer U 6The silicon controlled phase shift is triggered, reach the silicon controlled conduction angle and control, thereby adjust alternating voltage.

Claims (1)

1, a kind of long-distance intelligent Static Electricity Precipitator Monitoring System is made up of remote control computer (4), on-the-spot executive circuit (1), and its feature is unloaded grey electric motor of shaker and electric heating circuit (2), supply voltage control circuit (3) in being provided with in supervisory system; Unloading grey electric motor of shaker and electric heating circuit (2) comprising: PIC16F84A single-chip microcomputer U 4, SP3232ECY serial communication RS232 interface chip U 5, photoelectrical coupler U 1, U 2, voltage amplifier AR 1, AR 2, voltage source V Sm, channel field-effect pipe Q 1, Q 2, crystal oscillator K 2, voltage stabilizing diode D 3, diode D 2, switch S 2, thyristor trigger pip sensor Port8, Port9, electrochemical capacitor C 12~C 16, capacitor C 9~C 11And resistance R 5~R 23Chip U 51 pin meet C 12Positive pole, 3 pin meet C 12Negative pole, 2 pin meet C 15Negative pole, 4 pin meet C 13Positive pole, 5 pin meet C 13Negative pole, 3 pin meet C 12Negative pole, 6 pin meet C 14Positive pole, C 14Minus earth, 8 pin connect 2 pin of 9 core plinth DB2 of remote control computer (4), 11,12 pin meet U respectively 417,18 pin, 14 pin connect 3 pin of 9 core plinth DB2 of remote control computer (4), 15 pin meet C 16Negative pole, 16 pin meet C 15, C 16Anodal and ground; Single-chip microcomputer U 41 pin meet R 14One end, 2 pin meet U 23 pin, 4 pin meet D 2, S 2, R 23And C 11An end, 5 pin meet S 2And C 11The other end and ground, 6 pin meet R 17One end and Q 12 pin, 14 pin meet D 2And R 23The other end, 15 pin meet K 2And C 10One end, 16 pin meet K 2And C 9One end, C 9And C 10The other end joins; Photoelectrical coupler U 11 pin connect power supply, 2 pin meet R 11, R 13One end, 3 pin meet R 14The other end, 4 pin ground connection; Photoelectrical coupler U 21 pin connect power supply, 2 pin meet R 20, R 22One end, 4 pin ground connection; 1 pin of voltage amplifier AR1 meets R 5, R 10One end and ground, 2 pin connect power supply, and 3 pin meet R 10And R 11The other end, 4 pin meet R 12One end, R 12And R 13The other end joins and ground connection, R 5Another termination port8; 1 pin of AR2 meets R 18And R 19One end, 2 pin connect power supply, and 3 pin meet R 19, R 20The other end, 4 pin meet R 21One end, R 21And R 22The other end joins and ground connection; R 18Another termination port9; Channel field-effect pipe Q 11 pin meet Q 22 pin and R 16One end, 3 pin meet Q 23 pin, D 3An end and ground; Q 21 pin meet D 3The other end and R 15An end, R 15Another termination voltage source V sm; Supply voltage control circuit (3) comprising: PIC16F84A single-chip microcomputer U 6, SP3232ECY serial communication RS232 interface chip U 7, crystal oscillator K 3, relay K M 4~KM 6, triode Q 3, Q 4, switch S 3, electrochemical capacitor C 20~C 22, capacitor C 17~C 19, diode D 4~D 6And resistance R 24~R 31Chip U 71 pin meet C 20Positive pole, 2 pin meet C 21Negative pole, 3 pin meet C 20Negative pole, 8 pin connect 3 pin of the DB1 of remote control computer, 11,12 pin meet U respectively 617,18 pin, 14 pin connect 2 pin of the DB1 of remote control computer, 15 pin meet C 22Negative pole and ground, 16 pin meet C 21, C 22Positive pole and ground; Single-chip microcomputer U 61 pin meet R 24One end, 2 pin meet R 25One end, 4 pin meet S 3, D 6, C 17, R 31An end, 5 pin meet S 3, C 17The other end and ground, 6,7,8 pin meet R respectively 28, R 29, R 30One end, 14 pin meet D 6, R 31The other end, 15 pin meet K 3, C 19One end, 16 pin meet K 3The other end and C 18One end, C 18And C 19The other end joins; Q 3Base stage meet R 24The other end, emitter meets Q 4Emitter and ground, collector meets R 26And D 4One end; Q 4Base stage meet R 25The other end, collector meets R 27And D 5An end, R 26, R 27, D 4, D 5Another termination+5V power supply; KM 4~KM 6An end meet R respectively 28~R 30The other end, KM 4~KM 6The other end all connect+the 5V power supply.
CNU2008200134608U 2008-06-13 2008-06-13 Remote intelligent electrostatic dust collection monitoring system Expired - Fee Related CN201203780Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200134608U CN201203780Y (en) 2008-06-13 2008-06-13 Remote intelligent electrostatic dust collection monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200134608U CN201203780Y (en) 2008-06-13 2008-06-13 Remote intelligent electrostatic dust collection monitoring system

Publications (1)

Publication Number Publication Date
CN201203780Y true CN201203780Y (en) 2009-03-04

Family

ID=40426092

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008200134608U Expired - Fee Related CN201203780Y (en) 2008-06-13 2008-06-13 Remote intelligent electrostatic dust collection monitoring system

Country Status (1)

Country Link
CN (1) CN201203780Y (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101979146A (en) * 2010-10-14 2011-02-23 艾尼科环保技术(安徽)有限公司 Intelligent vibration control device for electric precipitator
CN102621937A (en) * 2011-01-27 2012-08-01 上海信孚环保技术工程有限公司 Remote monitoring system for a dedusting system
CN102728472A (en) * 2012-06-19 2012-10-17 浙江九达环保设备有限公司 Control method of high-voltage electrostatic dedusting energy-saving device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101979146A (en) * 2010-10-14 2011-02-23 艾尼科环保技术(安徽)有限公司 Intelligent vibration control device for electric precipitator
CN101979146B (en) * 2010-10-14 2013-03-13 艾尼科环保技术(安徽)有限公司 Intelligent vibration control device for electric precipitator
CN102621937A (en) * 2011-01-27 2012-08-01 上海信孚环保技术工程有限公司 Remote monitoring system for a dedusting system
CN102728472A (en) * 2012-06-19 2012-10-17 浙江九达环保设备有限公司 Control method of high-voltage electrostatic dedusting energy-saving device

Similar Documents

Publication Publication Date Title
CN104502534A (en) Portable car-mounted atmospheric environment real-time monitoring device
CN107391520B (en) Intelligent power distribution network planning and design auxiliary decision platform based on big data
CN103176066B (en) Digitalized electric energy quality monitoring device
CN204241558U (en) A kind of voltage signal cycles harvester
CN106093565A (en) A kind of electricity subentry measurement method and device based on steady state characteristic Waveform Matching
CN105987283A (en) Cathodic protection remote monitoring device for natural gas pipelines based on an SCAD system
CN202058296U (en) Data acquisition wireless transmission monitoring device of water supply network
CN201203780Y (en) Remote intelligent electrostatic dust collection monitoring system
CN203275483U (en) Automatic amplitude modulation oscilloscope
CN202772672U (en) Public distribution and transformation monitoring terminal
CN103197184A (en) Fault wave recording device with impact load considered
CN202372592U (en) Electric energy quality monitoring instrument
CN205540221U (en) Power station remote monitering system based on thing networking
CN104730978A (en) Real-time data collection distributed type integration system based on big data
CN205941845U (en) UPS battery on -line monitoring system based on STM32
CN103309292A (en) Energy consumption monitoring device
CN204462726U (en) Based on the real-time data acquisition distributed integeration system of large data
CN204013610U (en) Photovoltaic plant data processing transmission system
CN208000161U (en) A kind of vibration acquisition device of judgement sensor states
CN202256441U (en) Novel comprehensive electric power monitor
CN203084093U (en) Monitor used for lightning arrester
CN202836740U (en) System for realizing remote monitoring on environmental noise
CN213182042U (en) Data acquisition unit with locate function
CN201611372U (en) Portable distribution transformer comprehensive test instrument
CN204538141U (en) The automatically testing platform of a kind of battery and management system thereof

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090304