CN109450299A - The electric control gear of multi-motor synchronous control - Google Patents
The electric control gear of multi-motor synchronous control Download PDFInfo
- Publication number
- CN109450299A CN109450299A CN201811613407.6A CN201811613407A CN109450299A CN 109450299 A CN109450299 A CN 109450299A CN 201811613407 A CN201811613407 A CN 201811613407A CN 109450299 A CN109450299 A CN 109450299A
- Authority
- CN
- China
- Prior art keywords
- low
- control
- electronic
- pressure chamber
- control box
- 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.)
- Pending
Links
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 21
- 238000005553 drilling Methods 0.000 claims abstract description 22
- 238000012544 monitoring process Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 239000010410 layer Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000003750 conditioning effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 239000011229 interlayer Substances 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 239000011490 mineral wool Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000000779 smoke Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000425571 Trepanes Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/74—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more ac dynamo-electric motors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Multiple Motors (AREA)
Abstract
The present invention relates to a kind of electric control gear of multi-motor synchronous control, including electronic-control box, touch device, cloud platform, electronic-control box and touch device wired connection, and electronic-control box and cloud platform wired connection;Electronic-control box uses following two control mode: (1) remotely control (2) the machine control;Incoming line cabinet is equipped in electronic-control box, metering cabinet, outgoing line cabinet, switchgear, hyperbaric chamber, first low-pressure chamber, second low-pressure chamber and transformer room, the end of incoming cables of incoming line cabinet is connect with high-voltage suppling power, the leading-out terminal of incoming line cabinet is connected through the high-voltage end of hyperbaric chamber and transformer room, the low-pressure end of transformer room is connected in parallel to the first low-pressure chamber, second low-pressure chamber, first low-pressure chamber is successively through outgoing line cabinet, frequency converter, storage battery device provides low-voltage power supply for alternating current generator, second low-pressure chamber is successively through outgoing line cabinet, reactive power compensator, switchgear is drilling assistance, the personal equipment of user and drilling well 400V distribution system provide low-voltage power supply.
Description
Technical field
The present invention relates to oil drilling control panel technical fields, more particularly to a kind of the automatically controlled of multi-motor synchronous control
Device.
Background technique
The usual field construction of petroleum drilling drilling team, when construction, need to configure power supply unit driving trepan work.Drilling efficiency
Higher, input cost is fewer, and the probing that a well is completed in minimum cost is not only what each oil and gas development quotient pursued
Target, while being also the target that each drilling machine producer is pursued jointly.The fast movement drilling machine that research and development are designed under this target is exactly
It is born for high efficiency, while controls drilling risk to the maximum extent, reduces accident rate when drilling well.Existing fortune is bored
The power supply of machine sets dispersion, and staff is needed to be carried one by one, and which adds the time loss in transport process, drops
The working efficiency of low oil drilling.Moreover, each motor in fortune drilling machine independently works, it cannot be guaranteed that the same stepping of work
Row influences drilling efficiency and increases drilling risk.
Summary of the invention
A kind of electric control gear of multi-motor synchronous control of the present invention, including electronic-control box, touch device, cloud platform, it is described
Electronic-control box and the touch device wired connection, and the electronic-control box and the cloud platform wired connection;
The electronic-control box uses following two control mode:
(1) long-range control: the electronic-control box receives the configuration parameter from cloud platform, wherein the configuration parameter packet
Include: the operating parameter, number of motors of each device in the electronic-control box, the soft start and stop of motor time, by local according to receiving
Configuration parameter configuration completion is carried out to corresponding device;
(2) the machine controls: the electronic-control box starts work after the completion of carrying out initial configuration to device according to configuration parameter
Make, during the work time, receives the touching signals that user is sent by the touch device, and carry out to the touching signals
Parsing is to obtain the corresponding configuration of the touching signals and control information, target control device, by the touch device according to above-mentioned
Configuration and control information complete corresponding configuration and control action to the target control device;
Incoming line cabinet, metering cabinet, outgoing line cabinet, switchgear, hyperbaric chamber, the first low-pressure chamber, second are equipped in the electronic-control box
The end of incoming cables of low-pressure chamber and transformer room, the incoming line cabinet is connect with high-voltage suppling power, and the leading-out terminal of the incoming line cabinet is through height
The connection of the high-voltage end of pressure chamber and transformer room, the low-pressure end of the transformer room are connected in parallel to the first low-pressure chamber, the second low pressure
Room, first low-pressure chamber successively provide low-voltage power supply through outgoing line cabinet, frequency converter, storage battery device for alternating current generator, and described
Two low-pressure chambers are successively drilling assistance, the personal equipment of user and drilling well through outgoing line cabinet, reactive power compensator, switchgear
400V distribution system provides low-voltage power supply;
The metering cabinet is used to measure the electric energy of the incoming line cabinet.
Preferably, the frequency converter includes that sequentially connected disconnecting switch, breaker, bridge rectifier module, pusher side are inverse
Become module, the output end of the pusher side inverter module is connect with the input terminal of storage battery device;
The disconnecting switch is used to carry out the first low pressure of access isolation interference, and the breaker is used for the electricity to access
Pressure is detected to play a protective role to subsequent conditioning circuit, first voltage of the bridge rectifier module to the form of communication of input
Rectified, to obtain initial DC driving voltage, by RC network carry out signal filtering, using filtered output voltage as
Driving signal is sent to the pusher side inverter module, and the pusher side inverter module exchanges one according to the driving signal received
Motor carries out one-to-one control, when there are two or more than two alternating current generators need and when machine operation, then one of them is set
Frequency converter is primary transducer, and other frequency converters are to carry out master-slave synchronisation control from frequency converter, when the driving signal is positive drives
When streaming current, the pusher side inverter module drives the motor to rotate forward;When the driving signal is reverse drive electric current,
The pusher side inverter module drives the motor to rotate backward.
It is preferably in any of the above-described scheme, the frequency converter further includes connecting with the pusher side inverter module input terminal
Overcurrent-overvoltage circuit, under-voltage protecting circuit, the overload protecting circuit being connect with the pusher side inverter module output end, with the friendship
The electric motor short circuit detection circuit of galvanic electricity machine connection.
It is preferably in any of the above-described scheme, the touch device includes: controller and touch screen, wherein in controller
It sets with inside electronic-control box, and is connect with the touch screen, it is following for being realized according to the touching signals from the touch screen
Function:
(1) collect the model selection of control/sub-control;
(2) alternating current generator speed control;
(4) frequency converter operation, failure and alternating current generator maintenance, wind pressure instruction, the display of each high and low voltage switch operating status.
It is preferably in any of the above-described scheme, between the hyperbaric chamber, the first low-pressure chamber, the second low-pressure chamber and transformer room
It is separated by partition respectively, and is equipped with compartment between the hyperbaric chamber, the first low-pressure chamber, the second low-pressure chamber and transformer room, often
Headlamp, emergency light and smoke alarm are equipped in a compartment.
Be preferably in any of the above-described scheme, the incoming line cabinet, metering cabinet, switchgear pass through respectively installed cassette with it is described
Electronic-control box is fixed.
It is preferably in any of the above-described scheme, the top of the electronic-control box is equipped with hoisting ring, is hung by hoisting machine connection
Fill transhipment of the ring realization to electronic-control box.
It is preferably, is respectively equipped in the hyperbaric chamber, the first low-pressure chamber and the second low-pressure chamber scattered in any of the above-described scheme
Air-heater.
It is preferably in any of the above-described scheme, the electronic-control box is double-layer metal structure, the double-layer metal structure
Folder rock wool is equipped in interlayer.
Be preferably in any of the above-described scheme, the cloud platform by GPRS module it is wired or wireless be sent to monitoring station or
Handheld terminal carries out condition monitoring, and is regulated and controled by electric control gear.
Compared with prior art, it advantage for present invention and has the beneficial effect that
(1) electronic-control box controls two kinds of control modes with the machine by using long-range control, realizes to each in electronic-control box
The automation control of device, while can be realized the master-slave synchronisation control to multiple alternating current generators, it can guarantee multiple alternating currents
Machine synchronous working, the ability of enhancing driving load, improves the operating efficiency of oil-well rig.
(2) reactive power compensator plays a part of to improve the power factor of power grid in power supply system, reduces pipeline
The loss on road improves power supply efficiency, improves power supply environment.
(3) by by incoming line cabinet, metering cabinet, outgoing line cabinet, switchgear, hyperbaric chamber, the first low-pressure chamber, the second low-pressure chamber and
Transformer room's collection is attached in electronic-control box, and by crane lifting electronic-control box, be can be realized the fast transfer in different well sites, subtracted
Few time of the equipment spent by transport process, improve working efficiency.
(4) frequency converter can carry out motor drive under various working, be able to achieve the soft start to alternating current generator, frequency conversion tune
Speed, raising running accuracy, change power etc., obtain optimum performance, and have overcurrent, over-voltage, overload under different operating conditions
Protection, under-voltage, electric motor short circuit detection function, guarantee the normal operation of alternating current generator.
(5) cloud platform carries out condition monitoring by GPRS module Wireless transceiver to monitoring station or handheld terminal, to make to grasp
Make personnel far from situ of drilling well danger zone and dirty, random, noisy execution equipment region, and regulated and controled by electric control gear,
Intelligence degree is high, is easy to use.
The electric control gear of multi-motor synchronous control of the invention is described further with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the electric control gear of multi-motor synchronous control of the present invention;
Fig. 2 is the circuit diagram of frequency converter in the electric control gear of multi-motor synchronous control of the present invention;
Wherein: 1, electronic-control box;2, incoming line cabinet;3, metering cabinet;4, transformer room;5, the first low-pressure chamber;6, the second low pressure
Room;7, frequency converter;8, disconnecting switch;9, breaker;10, bridge rectifier module;11, pusher side inverter module;12, alternating current generator.
Specific embodiment
As shown in Figure 1, a kind of electric control gear of multi-motor synchronous control of the present invention, including electronic-control box 1, touch device,
Cloud platform, electronic-control box 1 and touch device wired connection, and electronic-control box 1 and cloud platform wired connection.
Electronic-control box 1 uses following two control mode:
(1) long-range control: electronic-control box 1 receives the configuration parameter from cloud platform, wherein configuration parameter includes: automatically controlled
The operating parameter, number of motors of each device in cabinet 1, the soft start and stop of motor time, by local according to the configuration parameter received
Configuration completion is carried out to corresponding device;
(2) the machine controls: electronic-control box 1 starts work after the completion of carrying out initial configuration to device according to configuration parameter,
During the work time, receive the touching signals that user is sent by the touch device, and to touching signals parsed with
The corresponding configuration of the touching signals and control information, target control device are obtained, by touch device according to above-mentioned configuration and control
Information completes corresponding configuration and control action to target control device.
Electronic-control box 1 controls two kinds of control modes with the machine by using long-range control, realizes to each device in electronic-control box 1
The automation control of part, while can be realized the synchronously control to multiple alternating current generators 12, it can guarantee multiple alternating current generators 12
Synchronous working, the ability of enhancing driving load, improves the operating efficiency of oil-well rig.
Incoming line cabinet 2, metering cabinet 3, outgoing line cabinet, switchgear, hyperbaric chamber, the first low-pressure chamber 5, second are equipped in electronic-control box 1
Low-pressure chamber 6 and transformer room 4, the end of incoming cables of incoming line cabinet 2 are connect with high-voltage suppling power, and the leading-out terminal of incoming line cabinet 2 is through hyperbaric chamber
It being connect with the high-voltage end of transformer room 4, the low-pressure end of transformer room 4 is connected in parallel to the first low-pressure chamber 5, the second low-pressure chamber 6, the
One low-pressure chamber 5 is successively that alternating current generator 12 provides low-voltage power supply, the second low-pressure chamber 6 through outgoing line cabinet, frequency converter 7, storage battery device
It is successively drilling assistance, the personal equipment of user and drilling well 400V power distribution system through outgoing line cabinet, reactive power compensator, switchgear
System provides low-voltage power supply;Metering cabinet 3 is used to measure the electric energy of incoming line cabinet 2.The top of electronic-control box 1 is equipped with hoisting ring, leads to
Cross transhipment of the hoisting machine connection hoisting ring realization to electronic-control box 1.
In the present embodiment, high-voltage suppling power is electric from overhead transmission line by 10kV power supply by three core flexible cable of high pressure armouring
Line bar leads to incoming line cabinet 2, and the leading-out terminal of incoming line cabinet 2 is sent by 630A vacuum circuit breaker 9 to hyperbaric chamber.First low-pressure chamber 5 is
0.69kV power supply, the second low-pressure chamber 6 are 0.4kV power supply.Outgoing line cabinet 200A or more is connected with copper bar, 200A and following all with anti-
Quick-fried plug-in unit connection, guarantees the fast quick-detach at scene.
Reactive power compensator plays a part of to improve the power factor of power grid in power supply system, reduces conveying circuit
Loss improves power supply efficiency, improves power supply environment.
By by incoming line cabinet 2, metering cabinet 3, outgoing line cabinet, switchgear, hyperbaric chamber, the first low-pressure chamber 5, the second low-pressure chamber 6 with
And the collection of transformer room 4 is attached in electronic-control box 1, and by crane lifting electronic-control box 1, can be realized quickly turning for different well sites
It moves, reduces time of the equipment spent by transport process, improve working efficiency.
As shown in Fig. 2, frequency converter 7 includes sequentially connected disconnecting switch 8, breaker 9, bridge rectifier module 10, pusher side
The output end of inverter module 11, pusher side inverter module 11 is connect with the input terminal of storage battery device, the output end and alternating current of storage battery device
Machine 12 connects, and powers for alternating current generator 12, controls 12 positive and negative rotation of alternating current generator.
In the present embodiment, pusher side inverter module 11 is integrated using the monolithic three-phase bridge frequency conversion drive of model ECN3021
Circuit.
Disconnecting switch 8 is used to carry out the first low pressure of access isolation interference, and breaker 9 is used to carry out the voltage of access
To play a protective role to subsequent conditioning circuit, the first voltage of the form of communication of 10 pairs of bridge rectifier module inputs carries out whole for detection
Stream carries out signal filtering by RC network, believes filtered output voltage as driving to obtain initial DC driving voltage
Number it is sent to pusher side inverter module 11, pusher side inverter module 11 carries out an alternating current generator 12 according to the driving signal received
Control, when there are two or more than two alternating current generators 12 need and machine operation when, then be arranged one of frequency converter 7 be main transformer
Frequency device 7, other frequency converters 7 are to carry out master-slave synchronisation control from frequency converter 7, when driving signal is forward drive current, pusher side
11 driving motor of inverter module rotates forward;When driving signal is reverse drive electric current, 11 driving motor of pusher side inverter module
It rotates backward.
Be equipped with communication module in the corresponding frequency converter 7 of each alternating current generator 12, the selection of primary transducer 7 by cloud platform into
The trip information of selected primary transducer 7 and the primary transducer 7 is sent to electronic-control box by any setting of row, cloud platform
1, starting work is carried out by electronic-control box 1, again respectively believes the operating parameter of setting as the communication module in primary transducer 7
Breath is sent to remaining communication module from frequency converter 7, master-slave synchronisation control is formed, to realize the operating mode of principal and subordinate's frequency converter 7
Unanimously.
Frequency converter 7 further includes overcurrent-overvoltage circuit, the under-voltage protecting circuit connecting with 11 input terminal of pusher side inverter module, with
The overload protecting circuit of 11 output end of pusher side inverter module connection, the electric motor short circuit detection circuit being connect with alternating current generator 12.
Frequency converter 7 can carry out motor drive under various working, be able to achieve the soft start to alternating current generator 12, frequency conversion tune
Speed, raising running accuracy, change power etc., obtain optimum performance, and have overcurrent, over-voltage, overload under different operating conditions
Protection, under-voltage, electric motor short circuit detection function guarantee the normal operation of alternating current generator 12.
Touch device includes: controller and touch screen, wherein built in controller and inside electronic-control box 1, and and touch screen
Connection, for realizing following functions according to the touching signals from touch screen:
(1) collecting the model selection of control/sub-control, wherein collection control/sub-control mode selection is determining according to the size of load, when
When the load driven is larger, using centralized control mode, centralized control mode must use master/slave control model, that is, select one of them
Frequency changer is host, other frequency changers are clump machine, master-slave synchronisation control is carried out, when the load driven is smaller, using sub-control
Mode, i.e., selected wherein to be worked with frequency changer, remaining frequency changer is in a dormant state.
(2) 12 speed control of alternating current generator.
(4) operation of frequency converter 7, failure and the maintenance of alternating current generator 12, wind pressure instruction, each high and low voltage switch operating status it is aobvious
Show.
Incoming line cabinet 2, metering cabinet 3, switchgear pass through installed cassette respectively and electronic-control box 1 is fixed.Hyperbaric chamber, the first low pressure
It is separated by partition respectively between room 5, the second low-pressure chamber 6 and transformer room 4.Guarantee that the installation of 1 internal structure of electronic-control box is stablized
Property, it prevents from generating shaking in transport process.
It is equipped with compartment between hyperbaric chamber, the first low-pressure chamber 5, the second low-pressure chamber 6 and transformer room 4, is equipped in each compartment
Headlamp, emergency light and smoke alarm.
It is respectively equipped with cooling fan in hyperbaric chamber, the first low-pressure chamber 5 and the second low-pressure chamber 6, it is specified to meet indoor each device
Heat dissipation when operating condition.
Electronic-control box 1 is double-layer metal structure, wherein outside plate thickness is using the not small cold-rolled steel sheet system with 2mm
Make, folder rock wool is equipped in the interlayer of double-layer metal structure.Each frame in electronic-control box 1 has good ground connection, there is ground terminal
Son, and indicate ground connection symbol.Each cabinet body uses workmanship of spraying plastics in electronic-control box 1.1 surface of electronic-control box uses sun-proof, rust-proofer
Skill processing.
The cloud platform is sent to monitoring station or handheld terminal progress condition monitoring by the way that GPRS module is wired or wireless, from
And make operator far from situ of drilling well danger zone and dirty, random, noisy execution equipment region, and carry out by electric control gear
Regulation, intelligence degree is high, is easy to use.
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (10)
1. a kind of electric control gear of multi-motor synchronous control, it is characterised in that: including electronic-control box, touch device, cloud platform, institute
State electronic-control box and the touch device wired connection, and the electronic-control box and the cloud platform wired connection;
The electronic-control box uses following two control mode:
(1) long-range control: the electronic-control box receives the configuration parameter from cloud platform, wherein the configuration parameter includes: institute
The time for stating the operating parameter, number of motors of each device in electronic-control box, the soft start and stop of motor, by local according to the configuration received
Parameter carries out configuration completion to corresponding device;
(2) the machine controls: the electronic-control box starts work after the completion of carrying out initial configuration to device according to configuration parameter,
During the work time, the touching signals that user is sent by the touch device are received, and the touching signals are solved
Analysis is matched by the touch device according to above-mentioned with obtaining the corresponding configuration of the touching signals and control information, target control device
It sets and controls information and corresponding configuration and control action are completed to the target control device;
Incoming line cabinet, metering cabinet, outgoing line cabinet, switchgear, hyperbaric chamber, the first low-pressure chamber, the second low pressure are equipped in the electronic-control box
The end of incoming cables of room and transformer room, the incoming line cabinet is connect with high-voltage suppling power, and the leading-out terminal of the incoming line cabinet is through hyperbaric chamber
It is connect with the high-voltage end of transformer room, the low-pressure end of the transformer room is connected in parallel to the first low-pressure chamber, the second low-pressure chamber, institute
It states the first low-pressure chamber and successively provides low-voltage power supply, second low pressure through outgoing line cabinet, frequency converter, storage battery device for alternating current generator
Room is successively drilling assistance, the personal equipment of user and drilling well 400V distribution through outgoing line cabinet, reactive power compensator, switchgear
System provides low-voltage power supply;
The metering cabinet is used to measure the electric energy of the incoming line cabinet.
2. the electric control gear of multi-motor synchronous control according to claim 1, it is characterised in that: the frequency converter include according to
The disconnecting switch of secondary connection, breaker, bridge rectifier module, pusher side inverter module, the output end of the pusher side inverter module with
The input terminal of storage battery device connects;
The disconnecting switch is used to carry out isolation interference to the first low pressure of access, the breaker be used for the voltage of access into
To play a protective role to subsequent conditioning circuit, the bridge rectifier module carries out the first voltage of the form of communication of input for row detection
Rectification carries out signal filtering by RC network, using filtered output voltage as driving to obtain initial DC driving voltage
Signal is sent to the pusher side inverter module, and the pusher side inverter module is according to the driving signal received to an alternating current generator
Carry out one-to-one control, when there are two or more than two alternating current generators need and machine operation when, then one of frequency conversion is set
Device is primary transducer, and other frequency converters are to carry out master-slave synchronisation control from frequency converter, when the driving signal is forward driving electricity
When stream, the pusher side inverter module drives the motor to rotate forward;It is described when the driving signal is reverse drive electric current
Pusher side inverter module drives the motor to rotate backward.
3. the electric control gear of multi-motor synchronous control according to claim 2, it is characterised in that: the frequency converter further includes
Overcurrent-overvoltage circuit, the under-voltage protecting circuit being connect with the pusher side inverter module input terminal, it is defeated with the pusher side inverter module
The overload protecting circuit of outlet connection, the electric motor short circuit detection circuit being connect with the alternating current generator.
4. the electric control gear of multi-motor synchronous control according to claim 1, it is characterised in that: the touch device packet
It includes: controller and touch screen, wherein built in controller and inside electronic-control box, and connect with the touch screen, for according to next
Following functions are realized from the touching signals of the touch screen:
(1) collect the model selection of control/sub-control;
(2) alternating current generator speed control;
(4) frequency converter operation, failure and alternating current generator maintenance, wind pressure instruction, the display of each high and low voltage switch operating status.
5. the electric control gear of multi-motor synchronous control according to claim 1, it is characterised in that: the hyperbaric chamber, first
It is separated by partition respectively between low-pressure chamber, the second low-pressure chamber and transformer room, and the hyperbaric chamber, the first low-pressure chamber, second
It is equipped with compartment between low-pressure chamber and transformer room, is equipped with headlamp, emergency light and smoke alarm in each compartment.
6. the electric control gear of multi-motor synchronous control according to claim 1, it is characterised in that: the incoming line cabinet, metering
Cabinet, switchgear pass through installed cassette respectively to be fixed with the electronic-control box.
7. the electric control gear of multi-motor synchronous control according to claim 1, it is characterised in that: the top of the electronic-control box
Portion is equipped with hoisting ring, connects transhipment of the hoisting ring realization to electronic-control box by hoisting machine.
8. the electric control gear of multi-motor synchronous control according to claim 1, it is characterised in that: the hyperbaric chamber, first
Cooling fan is respectively equipped in low-pressure chamber and the second low-pressure chamber.
9. the electric control gear of multi-motor synchronous control according to claim 1, it is characterised in that: the electronic-control box is double
Layer metal structure, the interlayer of the double-layer metal structure is interior to be equipped with folder rock wool.
10. the electric control gear of multi-motor synchronous control according to claim 1, it is characterised in that: the cloud platform is long-range
Messaging system is sent to monitoring station or handheld terminal progress condition monitoring by the way that GPRS module is wired or wireless, and passes through automatically controlled dress
It sets.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811613407.6A CN109450299A (en) | 2018-12-27 | 2018-12-27 | The electric control gear of multi-motor synchronous control |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811613407.6A CN109450299A (en) | 2018-12-27 | 2018-12-27 | The electric control gear of multi-motor synchronous control |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109450299A true CN109450299A (en) | 2019-03-08 |
Family
ID=65539626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811613407.6A Pending CN109450299A (en) | 2018-12-27 | 2018-12-27 | The electric control gear of multi-motor synchronous control |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109450299A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110995068A (en) * | 2019-12-20 | 2020-04-10 | 无锡奥特博电子科技有限公司 | Variable-frequency transmission system of oil drilling platform |
CN112799855A (en) * | 2020-01-20 | 2021-05-14 | 天津市中力神盾电子科技有限公司 | Power distribution system event synchronization method and system based on hierarchical distribution |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102079311A (en) * | 2010-12-28 | 2011-06-01 | 深圳华强智能技术有限公司 | Four-wheel-driven control system and method of railcar and railcar |
CN202325463U (en) * | 2011-11-07 | 2012-07-11 | 西安曼海特工业技术有限公司 | Automation and control device of variable-frequency drilling rig |
CN203164663U (en) * | 2013-01-31 | 2013-08-28 | 天津领航电气制造有限公司 | Intelligent protection device for oil extraction equipment |
CN103645719A (en) * | 2013-12-18 | 2014-03-19 | 江苏大学 | Multi-motor synchronous remote control system |
CN104070412A (en) * | 2013-03-29 | 2014-10-01 | 发那科株式会社 | Motor controller for synchronously controlling multiple motors |
CN204118518U (en) * | 2014-07-16 | 2015-01-21 | 青岛特锐德电气股份有限公司 | A kind of chamber type charging station |
CN204316091U (en) * | 2014-12-23 | 2015-05-06 | 四川中曼电气工程技术有限公司 | A kind of net electrical drilling machine movable type becomes distribution automatic Regulation and reactive compensation system |
CN106301092A (en) * | 2015-05-15 | 2017-01-04 | 北新集团建材股份有限公司 | A kind of multi-shaft synchronous control system |
CN205960961U (en) * | 2016-08-29 | 2017-02-15 | 常熟开关制造有限公司(原常熟开关厂) | Shore power source |
CN207360276U (en) * | 2017-11-06 | 2018-05-15 | 哈尔滨理工大学 | A kind of bi-motor windshield wiper control device based on CAN bus |
CN207638172U (en) * | 2017-12-22 | 2018-07-20 | 宜昌南瑞永光电气设备有限公司 | A kind of intelligent power distribution equipment |
CN207819273U (en) * | 2017-12-19 | 2018-09-04 | 辽宁金佰瑞电力科技发展有限公司 | A kind of pre-mounted box type transformer substation |
-
2018
- 2018-12-27 CN CN201811613407.6A patent/CN109450299A/en active Pending
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102079311A (en) * | 2010-12-28 | 2011-06-01 | 深圳华强智能技术有限公司 | Four-wheel-driven control system and method of railcar and railcar |
CN202325463U (en) * | 2011-11-07 | 2012-07-11 | 西安曼海特工业技术有限公司 | Automation and control device of variable-frequency drilling rig |
CN203164663U (en) * | 2013-01-31 | 2013-08-28 | 天津领航电气制造有限公司 | Intelligent protection device for oil extraction equipment |
CN104070412A (en) * | 2013-03-29 | 2014-10-01 | 发那科株式会社 | Motor controller for synchronously controlling multiple motors |
CN103645719A (en) * | 2013-12-18 | 2014-03-19 | 江苏大学 | Multi-motor synchronous remote control system |
CN204118518U (en) * | 2014-07-16 | 2015-01-21 | 青岛特锐德电气股份有限公司 | A kind of chamber type charging station |
CN204316091U (en) * | 2014-12-23 | 2015-05-06 | 四川中曼电气工程技术有限公司 | A kind of net electrical drilling machine movable type becomes distribution automatic Regulation and reactive compensation system |
CN106301092A (en) * | 2015-05-15 | 2017-01-04 | 北新集团建材股份有限公司 | A kind of multi-shaft synchronous control system |
CN205960961U (en) * | 2016-08-29 | 2017-02-15 | 常熟开关制造有限公司(原常熟开关厂) | Shore power source |
CN207360276U (en) * | 2017-11-06 | 2018-05-15 | 哈尔滨理工大学 | A kind of bi-motor windshield wiper control device based on CAN bus |
CN207819273U (en) * | 2017-12-19 | 2018-09-04 | 辽宁金佰瑞电力科技发展有限公司 | A kind of pre-mounted box type transformer substation |
CN207638172U (en) * | 2017-12-22 | 2018-07-20 | 宜昌南瑞永光电气设备有限公司 | A kind of intelligent power distribution equipment |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110995068A (en) * | 2019-12-20 | 2020-04-10 | 无锡奥特博电子科技有限公司 | Variable-frequency transmission system of oil drilling platform |
CN112799855A (en) * | 2020-01-20 | 2021-05-14 | 天津市中力神盾电子科技有限公司 | Power distribution system event synchronization method and system based on hierarchical distribution |
CN112799855B (en) * | 2020-01-20 | 2023-08-01 | 天津市中力神盾电子科技有限公司 | Distribution system event synchronization method and system based on hierarchical distribution |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103545901B (en) | The high-power charging device of a kind of tramcar | |
CN104065154B (en) | Frequency changer emergency power supply system | |
CN203800679U (en) | Large-power tramcar charging device | |
CN206740873U (en) | A kind of back-to-back Traction Drive pilot system of motor-car | |
CN109450299A (en) | The electric control gear of multi-motor synchronous control | |
CN103457259B (en) | Middle straightening stream region distribution system | |
CN205385292U (en) | Power system reliability operation management control system | |
CN204416995U (en) | A kind of service machine power management system | |
CN209217979U (en) | The electric control gear of multi-motor synchronous control | |
CN104009652A (en) | Portable direct-current power supply | |
CN114006553A (en) | Coal cutter traction system and control method thereof | |
CN205178892U (en) | Miniwatt wind power converter who contains communication interface | |
CN104079064B (en) | A kind of power autonomous system | |
CN216873098U (en) | Coal cutter traction system | |
CN203351519U (en) | High-voltage intelligent breaker | |
CN105576682A (en) | Reliable operation and management control system for power system | |
CN203166736U (en) | Remotely controllable high voltage frequency converter | |
CN206135433U (en) | Get electric installation based on exchange insulating ground wire of overhead transmission line | |
CN206945837U (en) | A kind of locomotive converter test system | |
CN210536539U (en) | Air cooling intelligent control system for large motor | |
CN110618324A (en) | High-power battery simulator | |
CN205490161U (en) | 6kV tandem type explosive -proof and intrinsic safety high -voltage inverter | |
CN217010398U (en) | Mobile charging power supply | |
CN213585609U (en) | Soft starter and soft starting device based on electronic transformer | |
CN218916412U (en) | Temperature and humidity monitoring system of high-voltage frequency converter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: No. 199 Wuxing Avenue, Nandu Town, Liyang City, Changzhou City, Jiangsu Province, 213300 Applicant after: JIANGSU OCPT INSTITUTE Co.,Ltd. Address before: 213300 Building 2, 118 Jingang Road, Kunlun Street, Liyang City, Changzhou City, Jiangsu Province Applicant before: JIANGSU OCPT INSTITUTE Co.,Ltd. |