CN206671500U - Integrated motor intellectuality big data on-Line Monitor Device - Google Patents

Integrated motor intellectuality big data on-Line Monitor Device Download PDF

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Publication number
CN206671500U
CN206671500U CN201720414866.6U CN201720414866U CN206671500U CN 206671500 U CN206671500 U CN 206671500U CN 201720414866 U CN201720414866 U CN 201720414866U CN 206671500 U CN206671500 U CN 206671500U
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China
Prior art keywords
motor
module
data
intellectuality
integrated
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CN201720414866.6U
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Chinese (zh)
Inventor
周封
赵文亮
郝婷
李隆
王晨光
刘健
王丙全
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Harbin University of Science and Technology
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Harbin University of Science and Technology
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Abstract

A kind of integrated motor intellectuality big data on-Line Monitor Device is the utility model is related to, belongs to the intelligent online monitoring field of motor.Including current acquisition module, voltage acquisition module, temperature collect module, rotating speed acquisition module, ambient parameter acquisition module, Data Analysis Services module, calendaring module, memory module, communication module and power module.Described device is installed in Motor Production Test, is become one with motor, and collection motor items operational factor is given Data Analysis Services module and analyzed and processed, and establishes motor real time execution parameter large database concept;Meanwhile the health status diagnosis and the judgement of operational factor variation tendency of motor are carried out, early warning or alarm signal are sent by communication module in time to portable equipment and control centre.Long-term, continuous, the real-time collection of intellectuality that the system realizes motor operating parameter, has saved space using the mounting means of integrated form, has reduced cost, can be widely applied to the intelligent online monitoring of various motors.

Description

Integrated motor intellectuality big data on-Line Monitor Device
Technical field
A kind of motor monitoring technology is the utility model is related to, particularly a kind of integrated-type intelligent motor operation big data exists Line monitoring device.Belong to the intelligent online monitoring field of motor.
Background technology
Motor is huge in the number of applications of all fields of national economy at present, but the intelligence degree of motor is very low.With The rapid development of intelligence manufacture, requirement more and more higher of the intelligent plant to motor intelligent, including the intelligence in motor operation course Can fault diagnosis, intellectual status early warning, intelligent operation control, intelligent operation management, intelligent maintaining maintenance, the control of intelligent efficiency Deng, all there is an urgent need to it is a kind of can it is integrated with electric drilling match, realize it is long-term, continuous, real-time in motor operation course Comprehensive operation big data monitoring intelligent on-Line Monitor Device.
At present motor operational monitoring primarily directed to large-size machine or special machines, and what is used is all multiple points Body formula equipment, the pattern of provisional installation.Such as Chinese patent " distributed intelligent motor monitoring system "(Application number: 200410034967.8)Propose one kind and " system that separate unit or more Simultaneous Monitorings can be realized, reach the real-time of motor monitoring Property, ease for operation, strong autgmentability, networking, high accuracy and the distributed intelligent motor monitoring system securely and reliably required ".It is real The real-time collection of distribution, the centralized Real time identification and fault diagnosis of motor operating state of motor operation data are showed.But Parameter acquisition is realized using more discrete monitoring devices and instrument, postmenstruation installation, installing/dismounting inconvenience, operative sensor is very To needing to take motor installing/dismounting apart, cost is very high, complicated, space-consuming is big, is suitable only for large-scale or important motor Provisional use, does not possess versatility, it is difficult to carries out the big data accumulation of motor operation;In addition, the purpose of the system monitoring is For motor test, or running status Real time identification and fault diagnosis are carried out on the server, it is impossible to carry out showing for motor The various data of field early warning and motor scene directly utilizes, and can not provide data etc. for the intelligent operation control of motor;Moreover, Motor manufacturing manufacturer can not obtain data and carry out analysis and utilization.
For another example Chinese patent " a kind of high-voltage motor intelligent monitor system and monitoring method "(Application number: 201410721965.X)A kind of high-voltage motor intelligent monitor system and monitoring method are provided, motor manufacturing enterprise can be made remote Journey gathers the real time data of motor, and carries out big data analysis to these data, finds out failure existing for motor and potential Failure, and scene is reached under the method that will solve these failures, remote assistance user eliminates electrical fault and incipient fault.But The invention is only to propose a kind of motor to manufacture the system framework that enterprise carries out after-sale service, what data monitoring part used It is split type equipment, cost is high, inconvenience is safeguarded in installation;Its purpose invented only is that remote assistance user eliminates failure, and user is still So initial data can not directly be utilized, do not reach technical need of the intelligence manufacture to motor intelligent much.
In addition, the generation of electrical fault is as caused by many factors, including design of electrical motor defect, running environment, work Mode, operating condition etc., and the generation of electrical fault is a progressive process, and irregular operating is had before breaking down State or failure tendency occur, if it is possible to find the irregular operating state or failure tendency of motor in advance, give warning in advance into Row repair and maintenance, the generation of failure just can be effectively prevented, the schedule ahead adjustment production schedule, effectively avoids influenceing normally to produce; Meanwhile the intelligent control of motor is also required to the support of motor real time execution parameter.This is required for relying in motor operation course For a long time, running the collection of big data and accumulation comprehensively continuously, in real time could realize.
The content of the invention
For overcome the deficiencies in the prior art, the utility model proposes a kind of integrated motor intellectuality big data to supervise online Survey device.By motor operating parameter harvester and the advance integrated installation of corresponding sensor on motor, with electric drilling match collection Integrally, long-term, continuous, the collection and accumulation of operation big data, and carrying out comprehensively in real time in motor operation course are realized Electric machine operation state identification, judgement and early warning on the spot.There is provided various communication interfaces, be motor operation intelligent trouble diagnosis, Intellectual status early warning, intelligent control, intelligent operation management, intelligent maintaining maintenance etc. directly provide basic big data.With structure Simply, exempt from the later stage installation, it is easy to use, cost is cheap the advantages that.
Technical scheme is used by the utility model solves its technical problem:
Described integrated motor intellectuality big data on-Line Monitor Device includes current acquisition module(1), voltage acquisition Module(2), temperature collect module(3), rotating speed acquisition module(4), ambient parameter acquisition module(5), Data Analysis Services module (6), calendaring module(7), memory module(8), communication module(9), power module(10), housing(11).
Current acquisition module(1)Installed in connection box for motor(12)Interior motor inlet wire(13)Place, gather the real-time fortune of motor Row electric current, give Data Analysis Services module(6).
Voltage acquisition module(2)Installed in connection box for motor(12)Interior motor inlet wire(13)Place, gather the real-time fortune of motor Row voltage, give Data Analysis Services module(6).
Temperature collect module(3)Installed in motor internal component(14)On, gather motor internal component(14)Real-time fortune Trip temperature, give Data Analysis Services module(6).
Rotating speed acquisition module(4)Installed in motor internal rotary part(15)Sidepiece, the real time execution rotating speed of motor is gathered, Give Data Analysis Services module(6).
Ambient parameter acquisition module(5)Installed in housing(11)Outer surface, real time environment parameter during motor operation is gathered, Give Data Analysis Services module(6).
It is just that the acquisition module of various operational factors is built-in in advance when motor is manufactured by above-mentioned mounting means It is integrated with electric drilling match onto motor body, after motor puts into operation, it is not necessary to removed and installed;And in order to protect The effect of installation is demonstrate,proved, to be also that the acquisition module of various operational factors reserves suitable installing space and position in design of electrical motor Put, when solving later stage installation the problems such as dismounting trouble, installation difficulty.
Data Analysis Services module(6)Positioned at housing(11)It is interior, to the above-mentioned continuous electric current collected, voltage, temperature, Rotating speed, ambient parameter data are carried out after handling in real time, with reference to from calendaring module(7)The current time information of acquisition, in storage mould Block(8)Stored, and pass through communication module(9)With portable equipment(16)Or control centre(17)Exchange data;Portable equipment (16)Can be general smart mobile phone, install special APP can or special hand-held set etc..
Power module(10)Positioned at housing(11)Interior, its input line is from motor inlet wire(13)Place's access, is carried for described device Power supply source.
Housing(11)Shell is shielded for closed metal, passes through fixed mechanism(18)It is fixed on motor housing(19)It is upper or With motor housing(19)Integrated or and connection box for motor(12)It is integrated.
The formation of motor operation big data is, it is necessary to gather the electricity of different model, different operating conditions, different running environment etc. Machine service data, traditional monitoring device are split type with motor, and so as to also result in, cost is high, volume is big, installation process is numerous Trivial, many defects such as applicability is small.Design of electrical motor is the monitoring device headspace when manufacturing, described using back panel wiring Device is integrated during fabrication with motor so that every motor all carries intellectual monitoring platform, extremely easily realizes electricity The online acquisition of machine operation big data and directly utilization.
Data Analysis Services module(6)According to the motor real time execution parameter directly measured, calculate and count derivative fortune Row parameter, including the instantaneous value of power and virtual value, the frequency spectrum of harmonic wave, the electricity in setting time section, electricity in setting time section Start-stop time, number, the load factor of motor in abnormal number and trend or feature, setting time section occur for pressure, electric current, temperature Change, and stored.
The important information of reflection motor operating state is contained in the operational factor of motor, but has been difficult generally direct Observe the feature of signal, it is therefore necessary to use suitable method to handle primary signal with extract it is sensitive, can react The characteristic quantity of failure symptom.
The derivative operational factor being calculated includes the quality of power supply information such as frequency, harmonic wave, voltage, active power, idle The energy informations such as power, apparent energy, power consumption;And the maximum of each operational factor, minimum value, average value, virtual value etc. Characteristic information.Count the derivative operational factor that draws include voltage flicker, rise sharply, rapid drawdown, reclosing, the generation such as the fluctuation of load Time, number and scale;And the work management information such as the change of start-stop time, number, load factor and time interval.By original ginseng Number and derivative parameter are analyzed with standard index and historical data, once reaching early warning requirement, are just sent out to external equipment Go out pre-warning signal.
Described Data Analysis Services module(6)According to the real time execution parameter directly measured, and calculate and count Derivative operational factor, with reference to memory module(8)In historical data, carry out motor health status diagnosis and operational factor change Trend judgement, while character pair parameter is calculated, the identification of failure Premonitory Characters of Doppler Radar and irregular operating state is carried out, is set to portable It is standby(16)Or control centre(17)Send related data and warning information.
From the point of view of substantial amounts of accident statistics and analysis result, electrical fault is often as the failure symptom to early stage Pay attention to not enough caused by, due to that can not find in time and timely processing, it is developed into pernicious failure.Can motor pacify Complete reliable operation is, it is necessary to which the reason for motor occurs, failure symptom feature, the development tendency etc. of operational factor divide Analysis, judgement and early warning, all rely on a large amount of accumulation of motor operation data and targetedly signature analysis could be realized.
The state of motor is identified by the various features parameter and other derivation informations of motor operation, determines failure Position and the order of severity, it is indicated that the trend and consequence of fault progression, propose control failure continue to develop and eliminate the fortune of failure The treatment Countermeasures of row maintenance, preventative repair based on condition of component is brought up to so as to realize from traditional preventative maintenance.To the exception of motor Situation can timely be found and early warning, staff grasped failure tendency in time, handled the irregular operating of motor early, The expansion of electrical fault can be avoided, so as to be effectively reduced the fault rate of electric system and spoilage, has saved and has set for enterprise Standby cost, avoid equipment chance failure caused by heavy losses etc..
In the failure of motor, with electrically and mechanically relevant failure more than 65%, mechanical breakdown and electric fault have one Fixed contact, mechanical breakdown are showed by the electric characteristic of motor, as the electric current of stator winding, voltage, Insulaion resistance etc..The electrical parameter of motor is the significant data of motor operating state analysis, and various motor control strategy effects Important embodiment.Therefore, the information measured by described device, can carry out diagnosing for most electrical fault and pre- It is alert.
Described temperature collect module(3)Including multiple temp probes, to motor internal component(14)Multiple positions it is same Shi Jinhang temperature acquisitions.
Along with the generation of electrical fault, motor overheating phenomenon typically occurs, it is very unfavorable to overheat the insulation to motor 's.Every kind of insulating materials can only bear certain temperature, more than the temperature that itself allows, will accelerate the aging of insulation, shorten Motor service life, but also various accidents may be triggered because of insulation damages.Therefore, motor overheating failure inspection, detection and Protection, it is very important for the economic benefit for reducing accident rate and reduce causality loss and raising enterprise.
Temperature acquisition is the important composition of motor operation big data.The heating part easily caused extremely based on motor operation Temp probe is directly separately mounted to stator yoke, stator winding, stator by position, integrated monitoring device in Motor Production Test The positions such as End winding, each spot temperature of motor is monitored in real time, contributes to fault pre-alarming and life prediction.Moreover, some are special Different position such as stator winding etc., can not carry out temp probe installation again after motor puts into operation.
Ambient parameter acquisition module(5)Measurement motor working region ambient parameter, including environment temperature, humidity, dust are dense Degree and air pressure etc., give Data Analysis Services module(6)For assistant analysis, and stored.Healthy shape of the environment to motor State, life-span etc. have a significant impact, such as machine winding insulation is damaged, and are collided between the conductor and iron core, casing of winding As winding earth, the phase winding electric current at this moment can be caused excessive, local heating, winding can be burnt when serious.And there is winding Ground connection majority is that motor makes moist and caused, and has plenty of metal object or harmful powder in bad environments and enters inside machine winding and causes 's.Therefore, real-time monitoring of environmental parameter, remind operations staff to improve running environment in time, be advantageous to make motor be in most good speed Row state, meanwhile, running environment parameter additionally aids the judgement for carrying out electrical fault Premonitory Characters of Doppler Radar, and aided assessment motor Health status, pre- measured motor service life etc..
Communication module(9)Including close range wireless communication module(901), remote-wireless communication module(902)With it is wired Communication module(903), close range wireless communication module(901)For with portable equipment(16)Communication, remote-wireless communication mould Block(902)For with control centre(17)Communication, wire communication module(903)Filled for networking between motor or with motor control Put exchange data.
Communication module(9)Communicated by wired or wireless way with extraneous, interface can be various ways, as bluetooth, Zigbee, wifi, Ethernet interface, serial ports(RS232、RS485), USB, carrier wave and EBI(MBUS、CAN)Part or complete Portion.It can be communicated by wire communication interface and motor control assembly, give the operational factor collected to motor control assembly Realize control optimization.Communication module can also be passed through(9)The networking monitoring of motor operation is realized, will send information to portable set at any time It is standby(16)And control centre(17), facilitate production, operation and big data management.
Device also includes battery(20), with power module(10)It is connected.Staff transports in order to understand motor at any time Row situation, in the occasion having, no matter whether motor runs, and monitoring device, which all takes, carves gathered data, moment and other equipment holding Communication.Battery during motor operation(20)Charging, maintains described device work when motor stops, staff can understand at any time Motor status.
All exposed parts of described device have dust-proof, antifouling, waterproof measure.Some motor working environments are severe, necessary The precautionary measures ensure that described device reliability of operation in extreme circumstances, extend the service life of described device, together When avoid the obstruction of interface, be easy to preferably connect external equipment.Exposed communication interface can use in the case of Rubber seals, the measure such as rubber filling at line inlet port.
Compared with prior art, the utility model has the following advantages that:
1)Motor intelligent on-Line Monitor Device becomes one with electric machine structure, realizes the length in motor operation course Phase, the continuous, collection and accumulation of operation big data comprehensively in real time, greatly reduce using distributing instrument be monitored into This, and the motor real time execution parameter measured can be utilized directly, had simple in construction, convenient transportation, exempted from later stage installation, make With the advantages that convenient, cost is cheap.
2)Using with motor it is integrated by the way of, be not required to add any equipment, you can carry out on the spot motor work shape State identification, judgement and early warning, user is set to be easy to the working condition of grasp motor and the irregular operating state to motor and event Hinder tendency and carry out timely processing, heavy economic losses etc. caused by effectively prevent the damage of motor, production accidental interruption, realize The intelligent trouble diagnosis of motor, intellectual status early warning.
3)When motor needs to carry out intelligent operation control or efficiency optimization and control, corresponding control system is not required to additionally Data acquisition device is set, the communication interface provided using the motor intelligent on-Line Monitor Device, it is real directly to obtain motor When operational factor, simplify Control system architecture and further reduce cost for enterprise.
4)The big data gathered using described motor intelligent on-Line Monitor Device, manufacturing enterprise can directly be produced The intelligent operation management of equipment, intelligent maintaining are safeguarded etc.;And the big data can also be used in motor manufacturing manufacturer, production is effectively improved The efficiency and quality of product after sale, and by the statistical analysis of motor operation big data, search the design and manufacturing defect of motor, enter The optimization design of row product and improvement etc..
Brief description of the drawings
Fig. 1:Principle of device block diagram.
Fig. 2:Device external structure scheme of installation.
In figure:1- current acquisition modules, 2- voltage acquisition modules, 3- temperature collect modules, 4- rotating speed acquisition modules, 5- rings Environmental temperature and humidity acquisition module, 6- Data Analysis Services modules, 7- calendaring modules, 8- memory modules, 9- communication modules, 901- low coverages From wireless communication module, 902- remote-wireless communication modules, 903- wire communication modules, 10- power modules, 11- housings, 12- connection box for motor, 13- motor inlet wires, 14- motor internal components, 15- motor internal rotary parts, 16- portable equipments, 17- Control centre, 18- fixed mechanisms, 19- motor housings, 20- batteries.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings:
Fig. 1 is principle of device block diagram.Data Analysis Services module in figure(6), calendaring module(7), memory module(8), it is logical Interrogate module(9), power module(10)And battery(20)It is integrated to be integrally placed at housing(11)It is interior.Power module(10)Enter from motor Line(13)Place's power taking provides power supply, battery for other modules(20)With power module(10)It is connected, charges under normal circumstances, when When motor power-off is out of service, stand-by power supply is provided for device.
Current acquisition module(1)And voltage acquisition module(2)From motor inlet wire(13)Three-phase voltage, electric current are gathered, respectively By current transformer and voltage transformer by electric current, voltage conversion into the measurable scope of device.
Temperature collect module(3)Contact is separately mounted to the motor internals such as stator yoke, stator winding, Stator End Winding Component(14)On, rotating speed acquisition module(4)Installed in motor internal rotary part(15)Place, ambient parameter acquisition module(5)Touch Head is arranged on housing(11)Outside.
Current acquisition module(1), voltage acquisition module(2), temperature collect module(3), rotating speed acquisition module(4)And environment Parameter collection module(5)Installation place is just directly welded in Motor Production Test, it is integrated with motor.
Current acquisition module(1), voltage acquisition module(2), temperature collect module(3), rotating speed acquisition module(4), environment Parameter collection module(5), calendaring module(7), memory module(8)And communication module(9)Connect Data Analysis Services mould respectively again Block(6), Data Analysis Services module(6)For the module for power supply being connected with it.Current acquisition module(1), voltage acquisition module (2), temperature collect module(3)With rotating speed acquisition module(4)Cabling all pass through connection box for motor(12), it is real-time by what is collected Data send Data Analysis Services module to(6), data analysis is carried out, while store the data to memory module(8).
Communication module(9)It is internally integrated close range wireless communication module(901), remote-wireless communication module(902)With Wire communication module(903), close range wireless communication module(901)For with portable equipment(16)Communication, so as to operation maintenance Personnel understand motor operating state;Remote-wireless communication module(902)For with control centre(17)Communication, carry out motor fortune Row big data management;Wire communication module(903)Data are transmitted for equipment network or to control device.
Data Analysis Services module(6)The health status diagnosis and the judgement of operational factor variation tendency of motor are carried out, simultaneously Character pair parameter is calculated, the identification of failure Premonitory Characters of Doppler Radar and irregular operating state is carried out, to portable equipment(16)Or control Center(17)Send related data and warning information.
In order to further illustrate the application mode of the present apparatus, Fig. 2 is device external structure scheme of installation.Electric current is adopted in figure Collect module(1)And voltage acquisition module(2)From connection box for motor(12)Interior motor inlet wire(13)Three-phase voltage, electric current are gathered, Respectively by current transformer and voltage transformer by electric current, voltage conversion into the measurable scope of device.Power module(10)From Motor inlet wire(13)After place takes the processing such as 220V or 380V alternating current, rectified, filtering, voltage stabilizing, it is it to change into 5V direct currents He provides power supply at module.Ambient parameter acquisition module(5)Installed in housing(11)Outside, gather motor ambient parameter.Housing (11)Outer surface of motor is welded in Motor Production Test or passes through fixed mechanism(18)It is fixed on motor housing(19)On.
Preferable embodiment of the present utility model is the foregoing is only, it is all in this reality not to limit the utility model Within new spirit and principle, any modification, equivalent substitution and improvements made etc., it should be included in of the present utility model Within protection domain.

Claims (8)

1. integrated motor intellectuality big data on-Line Monitor Device, it is characterised in that:Device includes current acquisition module(1)、 Voltage acquisition module(2), temperature collect module(3), rotating speed acquisition module(4), ambient parameter acquisition module(5), data analysis Processing module(6), calendaring module(7), memory module(8), communication module(9), power module(10), housing(11);
Current acquisition module(1)Installed in connection box for motor(12)Interior motor inlet wire(13)Place, gather the real time execution electricity of motor Stream, gives Data Analysis Services module(6);
Voltage acquisition module(2)Installed in connection box for motor(12)Interior motor inlet wire(13)Place, gather the real time execution electricity of motor Pressure, gives Data Analysis Services module(6);
Temperature collect module(3)Installed in motor internal component(14)On, gather motor internal component(14)Real time execution temperature Degree, gives Data Analysis Services module(6);
Rotating speed acquisition module(4)Installed in motor internal rotary part(15)Sidepiece, the real time execution rotating speed of motor is gathered, is given Data Analysis Services module(6);
Ambient parameter acquisition module(5)Installed in housing(11)Outer surface, real time environment parameter during motor operation is gathered, is given Data Analysis Services module(6);
Data Analysis Services module(6)Positioned at housing(11)It is interior, to the above-mentioned continuous electric current collected, voltage, temperature, turn Speed, ambient parameter data are carried out after handling in real time, with reference to from calendaring module(7)The current time information of acquisition, in memory module (8)Stored, and pass through communication module(9)With portable equipment(16)Or control centre(17)Exchange data;
Power module(10)Positioned at housing(11)Interior, its input line is from motor inlet wire(13)Place's access, electricity is provided for described device Source;
Housing(11)Shell is shielded for closed metal, passes through fixed mechanism(18)It is fixed on motor housing(19)It is upper or with electricity Machine shell(19)Integrated or and connection box for motor(12)It is integrated.
2. integrated motor intellectuality big data on-Line Monitor Device according to claim 1, it is characterised in that:Data point Analyse processing module(6)According to the motor real time execution parameter directly measured, calculate and count derivative operational factor, including power Instantaneous value and virtual value, the frequency spectrum of harmonic wave, the electricity in setting time section, voltage in setting time section, electric current, temperature occur The start-stop time of motor, number, load factor change in abnormal number and trend or feature, setting time section, and stored.
3. integrated motor intellectuality big data on-Line Monitor Device according to claim 1, it is characterised in that:Data point Analyse processing module(6)According to the real time execution parameter directly measured, and the derivative operational factor for calculating and counting, with reference to storage Module(8)In historical data, carry out motor health status diagnosis and operational factor variation tendency judge, while calculate correspondingly Characteristic parameter, the identification of failure Premonitory Characters of Doppler Radar and irregular operating state is carried out, to portable equipment(16)Or control centre(17) Send related data and warning information.
4. integrated motor intellectuality big data on-Line Monitor Device according to claim 1, it is characterised in that:Temperature is adopted Collect module(3)Including multiple temp probes, to motor internal component(14)Multiple positions simultaneously carry out temperature acquisition.
5. integrated motor intellectuality big data on-Line Monitor Device according to claim 1, it is characterised in that:Environment is joined Number acquisition module(5)Measurement motor working region ambient parameter, including environment temperature, humidity, dust concentration and air pressure, give number According to analysis and processing module(6)For assistant analysis, and stored.
6. integrated motor intellectuality big data on-Line Monitor Device according to claim 1, it is characterised in that:Communicate mould Block(9)Including close range wireless communication module(901), remote-wireless communication module(902)With wire communication module(903), Close range wireless communication module(901)For with portable equipment(16)Communication, remote-wireless communication module(902)For with control Center processed(17)Communication, wire communication module(903)Data are exchanged for networking between motor or with motor control assembly.
7. integrated motor intellectuality big data on-Line Monitor Device according to claim 1, it is characterised in that:The dress Putting also includes battery(20), with power module(10)It is connected.
8. integrated motor intellectuality big data on-Line Monitor Device according to claim 1, it is characterised in that:The dress Putting all exposed parts has dust-proof, antifouling, waterproof measure.
CN201720414866.6U 2017-04-20 2017-04-20 Integrated motor intellectuality big data on-Line Monitor Device Expired - Fee Related CN206671500U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109613908A (en) * 2018-11-23 2019-04-12 浙江永发机电有限公司 A kind of intelligent electric machine system with cloud big data platform
CN109889121A (en) * 2019-03-11 2019-06-14 江苏罗宾康自动化科技有限公司 A kind of parameter of electric machine online recognition method
CN111175649A (en) * 2018-11-12 2020-05-19 法国电力公司 Electrical defect detection in a generator
CN111443287A (en) * 2020-04-10 2020-07-24 陕西英华电子科技有限公司 Motor working parameter monitoring system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111175649A (en) * 2018-11-12 2020-05-19 法国电力公司 Electrical defect detection in a generator
CN109613908A (en) * 2018-11-23 2019-04-12 浙江永发机电有限公司 A kind of intelligent electric machine system with cloud big data platform
CN109889121A (en) * 2019-03-11 2019-06-14 江苏罗宾康自动化科技有限公司 A kind of parameter of electric machine online recognition method
CN111443287A (en) * 2020-04-10 2020-07-24 陕西英华电子科技有限公司 Motor working parameter monitoring system

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