CN107885158B - Electrical control device of magnetic suspension high-speed centrifugal blower - Google Patents
Electrical control device of magnetic suspension high-speed centrifugal blower Download PDFInfo
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- CN107885158B CN107885158B CN201711376665.2A CN201711376665A CN107885158B CN 107885158 B CN107885158 B CN 107885158B CN 201711376665 A CN201711376665 A CN 201711376665A CN 107885158 B CN107885158 B CN 107885158B
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- 239000000725 suspension Substances 0.000 title claims abstract description 24
- 238000001816 cooling Methods 0.000 claims abstract description 47
- 239000000498 cooling water Substances 0.000 claims abstract description 39
- 238000012544 monitoring process Methods 0.000 claims abstract description 31
- 238000001514 detection method Methods 0.000 claims description 36
- 238000001914 filtration Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 2
- 238000005339 levitation Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1103—Special, intelligent I-O processor, also plc can only access via processor
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The invention discloses an electric control device of a magnetic suspension high-speed centrifugal blower, which comprises a programmable controller, a cooling water control module, a cooling blower control module, a controller monitoring module, a frequency converter control module, a control system power supply protection module, an air inlet working condition acquisition module and an air outlet working condition acquisition module, wherein the programmable controller is connected with the cooling water control module; the signal output end of the programmable controller is electrically connected with the signal input ends of the cooling water control module, the cooling fan control module, the controller monitoring module, the frequency converter control module, the control system power supply protection module, the air inlet working condition acquisition module and the air outlet working condition acquisition module respectively; the signal output end of the control system power supply protection module is electrically connected with the signal input end of the controller monitoring module. The invention can accurately control the operation of the magnetic suspension high-speed centrifugal blower, thereby improving the stability and reducing the failure rate.
Description
Technical Field
The invention relates to the technical field of electric appliance control, in particular to an electric control device of a magnetic suspension high-speed centrifugal blower.
Background
The centrifugal blower is widely applied to industries such as environmental protection and manufacturing, and the traditional centrifugal blower has the problems of high energy consumption, large vibration, large noise, complex structure, overhigh maintenance cost and the like, so that the magnetic suspension high-speed centrifugal blower with high efficiency and low energy consumption is widely applied.
However, the magnetic levitation high-speed centrifugal blower has the problems of high rotating speed and high manufacturing cost.
Disclosure of Invention
In order to solve the problems in the prior art, the embodiment of the invention provides an electric control device of a magnetic suspension high-speed centrifugal blower. The technical scheme is as follows:
an electric control device of a magnetic suspension high-speed centrifugal blower comprises a programmable controller, a cooling water control module, a cooling blower control module, a controller monitoring module, a frequency converter control module, a control system power supply protection module, an air inlet working condition acquisition module and an air outlet working condition acquisition module; the signal output end of the programmable controller is electrically connected with the signal input ends of the cooling water control module, the cooling fan control module, the controller monitoring module, the frequency converter control module, the control system power protection module, the air inlet working condition acquisition module and the air outlet working condition acquisition module respectively; and the signal output end of the control system power supply protection module is electrically connected with the signal input end of the controller monitoring module.
Further, the cooling water control module comprises a cooling water circulation motor control unit and a cooling water working condition detection unit, wherein signal input ends of the cooling water circulation motor control unit and the cooling water working condition detection unit are respectively and electrically connected with a signal output end of the programmable controller;
the cooling water condition detection unit comprises a cooling water temperature detection subunit, a cooling water pressure detection subunit and a cooling water liquid level detection subunit which are arranged on the cooling water motor.
Further, the cooling fan control module comprises a cooling fan motor control unit, a cooling fan air inlet filtering unit and a cooling fan pipeline working condition detection unit, wherein signal input ends of the cooling fan motor control unit, the cooling fan air inlet filtering unit and the cooling fan pipeline working condition detection unit are respectively and electrically connected with a signal output end of the programmable controller;
the cooling fan pipeline working condition detection unit comprises a cooling air temperature detection subunit, a cooling air pressure detection subunit and a cooling air flow detection subunit which are arranged on the cooling air motor.
Further, the controller monitoring module comprises a controller monitoring unit and a controller power supply monitoring unit, and signal input ends of the controller monitoring unit and the controller power supply monitoring unit are respectively and electrically connected with signal output ends of the programmable controller.
Furthermore, the frequency converter control module adopts a modbus protocol to define a control mode of the magnetic suspension high-speed motor frequency converter.
Further, the signal output end of the control system power supply protection module is electrically connected with the signal input end of the magnetic suspension controller monitoring module;
the control system power protection module comprises an uninterruptible power supply unit and an uninterruptible power supply control unit, and signal output ends of the uninterruptible power supply unit and the uninterruptible power supply control unit are respectively and electrically connected with the signal output end of the programmable controller.
Further, the air inlet working condition acquisition module comprises an air inlet temperature acquisition unit, an air inlet pressure acquisition unit and a filter pressure acquisition unit, wherein the air inlet temperature acquisition unit, the air inlet pressure acquisition unit and the signal input end of the filter pressure acquisition unit are respectively and electrically connected with the signal output end of the programmable controller.
Further, the air outlet working condition acquisition module comprises a flow acquisition unit, an air outlet temperature acquisition unit and an air outlet pressure acquisition unit;
the signal input ends of the flow acquisition unit, the air outlet temperature acquisition unit and the air outlet pressure acquisition unit are respectively and electrically connected with the signal output end of the programmable controller.
The technical scheme provided by the embodiment of the invention has the beneficial effects that:
the invention can accurately control the operation of the magnetic suspension high-speed centrifugal blower and timely eliminate expected faults, thereby improving the stability, reducing the fault rate and enabling the magnetic suspension high-speed centrifugal blower to work more efficiently
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an electrical control device of a magnetic levitation high-speed centrifugal blower according to an embodiment of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
The embodiment of the invention provides an electric control device of a magnetic suspension high-speed centrifugal blower, which is shown in fig. 1 and comprises a programmable controller 1, a cooling water control module 2, a cooling fan control module 3, a controller monitoring module 4, a frequency converter control module 5, a control system power supply protection module 6, an air inlet working condition acquisition module 7 and an air outlet working condition acquisition module 8; the signal output end of the programmable controller 1 is respectively and electrically connected with the signal input ends of the cooling water control module 2, the cooling fan control module 3, the controller monitoring module 4, the frequency converter control module 5, the control system power supply protection module 6, the air inlet working condition acquisition module 7 and the air outlet working condition acquisition module 8; the signal output end of the control system power protection module 6 is electrically connected with the signal input end of the controller monitoring module 4.
Specifically, the programmable controller 1 can process the signals sent by each module in the received electrical control device, and send the generated control signals to the corresponding module, thereby completing the electrical control of the magnetic suspension high-speed centrifugal blower, accurately controlling the operation of the magnetic suspension high-speed centrifugal blower, eliminating the expected faults in time, improving the stability of the magnetic suspension high-speed centrifugal blower, and reducing the fault rate.
In this embodiment, the cooling water control module 2 includes a cooling water circulation motor control unit 21 and a cooling water condition detection unit 22, and signal input ends of the cooling water circulation motor control unit 21 and the cooling water condition detection unit 22 are respectively electrically connected with signal output ends of the programmable controller 1;
the cooling water condition detecting unit 22 includes a cooling water temperature detecting subunit 221, a cooling water pressure detecting subunit 222, and a cooling water level detecting subunit 223, which are disposed on the cooling water motor.
In this embodiment, the cooling fan control module 3 includes a cooling fan motor control unit 31, a cooling fan air inlet filtering unit 32, and a cooling fan pipeline working condition detecting unit 33, where signal input ends of the cooling fan motor control unit 31, the cooling fan air inlet filtering unit 32, and the cooling fan pipeline working condition detecting unit 33 are electrically connected with signal output ends of the programmable controller 1 respectively;
the cooling fan duct condition detection unit 33 includes a cooling air temperature detection subunit 331, a cooling air pressure detection subunit 332, and a cooling air flow detection subunit 333, which are provided to the cooling air motor.
Specifically, the cooling air temperature detection subunit 331, the cooling air pressure detection subunit 332, and the cooling air flow rate detection subunit 333 may be respective sensors, such as a temperature detection sensor, a pressure detection sensor, and a flow rate detection sensor.
In this embodiment, the controller monitoring module 4 includes a controller monitoring unit 41 and a controller power monitoring unit 42, and signal input ends of the controller monitoring unit 41 and the controller power monitoring unit 42 are electrically connected to signal output ends of the programmable controller 1, respectively.
In this embodiment, the frequency converter control module 5 uses the modbus protocol to define a control mode of the magnetic levitation high-speed motor frequency converter.
In particular, the modbus protocol is a generic language applied to electronic controllers by which the controllers can communicate with each other, with the controllers communicating with other devices via a network (e.g., ethernet). The modbus protocol is a general industry standard by which control devices manufactured by different vendors can be connected to an industrial network for centralized monitoring. Therefore, the communication of each module in the electrical appliance control device can be better realized by using the modbus protocol.
In this embodiment, the signal output end of the control system power protection module 6 is electrically connected with the signal input end of the controller monitoring module 4;
the control system power protection module 6 includes an uninterruptible power supply unit 61 and an uninterruptible power supply control unit 62, where signal output ends of the uninterruptible power supply unit 61 and the uninterruptible power supply control unit 62 are electrically connected with signal output ends of the programmable controller 1, respectively.
Specifically, the ups unit may be a dc ups or an ac ups, for example, a general ac 220V output ups.
In this embodiment, the air inlet condition collecting module 7 includes an air inlet temperature collecting unit 71, an air inlet pressure collecting unit 72, and a filter pressure collecting unit 73, and signal input ends of the air inlet temperature collecting unit 71, the air inlet pressure collecting unit 72, and the filter pressure collecting unit 73 are electrically connected with signal output ends of the programmable controller 1 respectively.
In this embodiment, the air outlet working condition collection module 8 includes a flow collection unit 81, an air outlet temperature collection unit 82, and an air outlet pressure collection unit 83;
the signal input ends of the flow acquisition unit 81, the air outlet temperature acquisition unit 82 and the air outlet pressure acquisition unit 83 are respectively and electrically connected with the signal output end of the programmable controller 1.
The invention can accurately control the operation of the magnetic suspension high-speed centrifugal blower, and can timely eliminate expected faults, thereby improving the stability of the magnetic suspension high-speed centrifugal blower, reducing the fault rate and enabling the magnetic suspension high-speed centrifugal blower to work more efficiently.
It should be noted that the term "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a commodity or system comprising such elements.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (3)
1. The electric control device of the magnetic suspension high-speed centrifugal blower is characterized by comprising a programmable controller, a cooling water control module, a cooling blower control module, a controller monitoring module, a frequency converter control module, a control system power supply protection module, an air inlet working condition acquisition module and an air outlet working condition acquisition module; the signal output end of the programmable controller is electrically connected with the signal input ends of the cooling water control module, the cooling fan control module, the controller monitoring module, the frequency converter control module, the control system power protection module, the air inlet working condition acquisition module and the air outlet working condition acquisition module respectively; the signal output end of the control system power supply protection module is electrically connected with the signal input end of the controller monitoring module;
the cooling water control module comprises a cooling water circulation motor control unit and a cooling water working condition detection unit, and signal input ends of the cooling water circulation motor control unit and the cooling water working condition detection unit are respectively and electrically connected with a signal output end of the programmable controller;
the cooling water condition detection unit comprises a cooling water temperature detection subunit, a cooling water pressure detection subunit and a cooling water liquid level detection subunit which are arranged on the cooling water motor;
the cooling fan control module comprises a cooling fan motor control unit, a cooling fan air inlet filtering unit and a cooling fan pipeline working condition detection unit, and signal input ends of the cooling fan motor control unit, the cooling fan air inlet filtering unit and the cooling fan pipeline working condition detection unit are respectively and electrically connected with a signal output end of the programmable controller;
the cooling fan pipeline working condition detection unit comprises a cooling air temperature detection subunit, a cooling air pressure detection subunit and a cooling air flow detection subunit which are arranged on the cooling air motor;
the controller monitoring module comprises a controller monitoring unit and a controller power supply monitoring unit, and signal input ends of the controller monitoring unit and the controller power supply monitoring unit are respectively and electrically connected with a signal output end of the programmable controller;
the frequency converter control module adopts a modbus protocol to define a control mode of the magnetic suspension high-speed motor frequency converter;
the signal output end of the control system power supply protection module is electrically connected with the signal input end of the magnetic suspension controller monitoring module;
the control system power protection module comprises an uninterruptible power supply unit and an uninterruptible power supply control unit, and signal output ends of the uninterruptible power supply unit and the uninterruptible power supply control unit are respectively and electrically connected with the signal output end of the programmable controller.
2. The electrical control device of the magnetic suspension high-speed centrifugal blower according to claim 1, wherein the air inlet working condition collection module comprises an air inlet temperature collection unit, an air inlet pressure collection unit and a filter pressure collection unit, and signal input ends of the air inlet temperature collection unit, the air inlet pressure collection unit and the filter pressure collection unit are respectively and electrically connected with a signal output end of the programmable controller.
3. The electrical control device of the magnetic suspension high-speed centrifugal blower according to claim 1, wherein the air outlet working condition acquisition module comprises a flow acquisition unit, an air outlet temperature acquisition unit and an air outlet pressure acquisition unit;
the signal input ends of the flow acquisition unit, the air outlet temperature acquisition unit and the air outlet pressure acquisition unit are respectively and electrically connected with the signal output end of the programmable controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711376665.2A CN107885158B (en) | 2017-12-19 | 2017-12-19 | Electrical control device of magnetic suspension high-speed centrifugal blower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711376665.2A CN107885158B (en) | 2017-12-19 | 2017-12-19 | Electrical control device of magnetic suspension high-speed centrifugal blower |
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| CN107885158A CN107885158A (en) | 2018-04-06 |
| CN107885158B true CN107885158B (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711376665.2A Active CN107885158B (en) | 2017-12-19 | 2017-12-19 | Electrical control device of magnetic suspension high-speed centrifugal blower |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404325A (en) * | 2018-12-30 | 2019-03-01 | 河南迪诺环保科技股份有限公司 | A kind of control circuit system of magnetic suspension air blower |
| CN111399438B (en) * | 2020-05-29 | 2020-08-28 | 山东天瑞重工有限公司 | Magnetic suspension power equipment control system and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006207539A (en) * | 2005-01-31 | 2006-08-10 | Nissan Motor Co Ltd | Cooling fan control device |
| CN101013834A (en) * | 2007-01-30 | 2007-08-08 | 中国空气动力研究与发展中心低速空气动力研究所 | Ventilation cooling system of high-power motor |
| CN204961364U (en) * | 2015-09-01 | 2016-01-13 | 石家庄金士顿轴承科技有限公司 | Air suspension centrifugal fan control system |
| CN105822583A (en) * | 2016-04-29 | 2016-08-03 | 成都瑞阳机械有限公司 | High-recognition safe type centrifugal fan intelligent control system |
| CN105909549A (en) * | 2016-04-29 | 2016-08-31 | 成都瑞阳机械有限公司 | Power-protected centrifugal fan control system |
| CN105909550A (en) * | 2016-04-29 | 2016-08-31 | 成都瑞阳机械有限公司 | Power supply protection type centrifugal fan remote control system |
| CN106194811A (en) * | 2016-09-26 | 2016-12-07 | 南京磁谷科技有限公司 | The operation control system of magnetic suspension centrifugal aeration air blower and control method |
| CN207557741U (en) * | 2017-12-19 | 2018-06-29 | 山东天瑞重工有限公司 | A kind of electrical control gear of high-speed magnetic-suspension centrifugal blower |
-
2017
- 2017-12-19 CN CN201711376665.2A patent/CN107885158B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006207539A (en) * | 2005-01-31 | 2006-08-10 | Nissan Motor Co Ltd | Cooling fan control device |
| CN101013834A (en) * | 2007-01-30 | 2007-08-08 | 中国空气动力研究与发展中心低速空气动力研究所 | Ventilation cooling system of high-power motor |
| CN204961364U (en) * | 2015-09-01 | 2016-01-13 | 石家庄金士顿轴承科技有限公司 | Air suspension centrifugal fan control system |
| CN105822583A (en) * | 2016-04-29 | 2016-08-03 | 成都瑞阳机械有限公司 | High-recognition safe type centrifugal fan intelligent control system |
| CN105909549A (en) * | 2016-04-29 | 2016-08-31 | 成都瑞阳机械有限公司 | Power-protected centrifugal fan control system |
| CN105909550A (en) * | 2016-04-29 | 2016-08-31 | 成都瑞阳机械有限公司 | Power supply protection type centrifugal fan remote control system |
| CN106194811A (en) * | 2016-09-26 | 2016-12-07 | 南京磁谷科技有限公司 | The operation control system of magnetic suspension centrifugal aeration air blower and control method |
| CN207557741U (en) * | 2017-12-19 | 2018-06-29 | 山东天瑞重工有限公司 | A kind of electrical control gear of high-speed magnetic-suspension centrifugal blower |
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| CN107885158A (en) | 2018-04-06 |
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