CN209261890U - A kind of control circuit system of magnetic suspension air blower - Google Patents
A kind of control circuit system of magnetic suspension air blower Download PDFInfo
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- CN209261890U CN209261890U CN201822259036.8U CN201822259036U CN209261890U CN 209261890 U CN209261890 U CN 209261890U CN 201822259036 U CN201822259036 U CN 201822259036U CN 209261890 U CN209261890 U CN 209261890U
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- air blower
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- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
It include the frequency changer circuit for being used to control magnetic suspension air blower motor speed being made of frequency converter for main devices the utility model discloses a kind of control circuit system of magnetic suspension air blower；By small blower and in proper order water pump composition air-cooled water cooling double mode cooling system circuit；The temperature sensing circuit for being used to test disengaging air temperature and motor temperature formed with thermal resistance and thermocouple；The long-range velocity feedback circuits being made of the input of four tunnel modules and AMB controller；The frequency changer circuit, cooling system circuit, step-down rectifying circuit, temperature sensing circuit, long-range velocity feedback circuits are electrically connected with CPU ST60 6ES72881ST60-0AA0 respectively.Revolving speed is controlled using high performance frequency converter, various modes are it can be selected that manipulation is convenient；In such a way that cooling system is combined using air-cooled and water cooling double mode, can effective protection motor, it can be achieved that blower start and stop at any time, cooling effect is high.
Description
Technical field
The utility model relates to magnetic suspension air blower technical field, the control electricity of specially a kind of magnetic suspension air blower
Road system.
Background technique
Magnetic suspension centrifugal blower is one kind using the turbine plant of magnetic suspension bearing.Its primary structure is air vane
Wheel, which is directly installed on, to be clicked on axis elongated end, and rotor is suspended vertically on active magnetic bearing controller.It does not need to increase
Fast device and shaft coupling, realization are directly driven by high-speed motor, the single machine high-speed centrifugal blower adjusted the speed by frequency converter.Such wind
Machine uses integrated design, high-speed motor, frequency converter, magnetic bearing control system and adopts equipped with microprocessor control panel etc.
With integrated design and integrate.Its core is magnetic suspension bearing and magneto technology.
Existing magnetic suspension air blower using extremely wide, in cement, chemical industry, food factory etc., be applied to industrial former
The pneumatic conveying of material, dust, raw-food material；It is mainly used for being aerated to sewage bottom of pond portion in sewage treatment plant, makes at sewage
Biological active matter in reason pond can be contacted sufficiently with the substance in sewage, to achieve the purpose that decontamination；In culture fishery, lead to
It crosses and air is blasted to aquaculture bottom of pond portion, increase oxygen content in pond, increase aquatic products survival rate；Simultaneously also in steel
Industry, textile industry, dairy products processing industry etc. have application.Since magnetic suspension air blower is widely used, it is proposed that a kind of pass
It is used to optimize the application of magnetic suspension air blower in the control circuit system of magnetic suspension air blower.
Utility model content
The purpose of this utility model is to provide a kind of control circuit system of magnetic suspension air blower, use is high performance
ABB frequency converter controls revolving speed, and various modes are it can be selected that manipulation is convenient；Air-cooled and water cooling is used by cooling system
The mode that double mode combines, can effective protection motor, it can be achieved that blower start and stop at any time, cooling effect is high, above-mentioned to solve
The problem of being proposed in background technique.
To achieve the above object, the utility model provides the following technical solutions:
A kind of control circuit system of magnetic suspension air blower includes
It is the frequency changer circuit for being used to control magnetic suspension air blower motor speed that main devices form by ABB frequency converter；It is logical
Cross small blower and in proper order the cooling system circuit of the air-cooled water cooling double mode of water pump composition；Low pressure is generated after filtering by transformation
The step-down rectifying circuit of DC power supply；The temperature for being used to test disengaging air temperature and motor temperature formed with thermal resistance and thermocouple
Spend detection circuit；The long-range velocity feedback circuits being made of the input of four tunnel modules and AMB controller；And with model CPU
The PLC controller of ST60 6ES72881ST60-0AA0 is the control circuit of main control module；The frequency changer circuit, cooling system
Circuit, step-down rectifying circuit, temperature sensing circuit, long-range velocity feedback circuits respectively with CPU ST60 6ES72881ST60-
0AA0 is electrically connected.
Preferably, the model 6ES7288-3AR02-0AA0 of the thermal resistance, the model of the thermocouple
6ES7288-3AT04-0AA0。
Preferably, the model 6ES7288-3AE04-0AA0 of four tunnel module input.
Preferably, 485 connections on the frequency changer circuit use 3*0.5mm2Shielded cable.
Preferably, DC+, DC- of the AMB controller are connected in terminal block from D.C. regulated power supply extraction and increase short circuit
Piece.
Preferably, the long-range velocity feedback circuits enter 2 using the 4 of model 6ES7288-3AM06-OAAO and go out analog quantity
Module.
Compared with prior art, the utility model has the beneficial effects that
1, revolving speed is controlled using high performance ABB frequency converter, various modes are it can be selected that manipulation is convenient.
2, in such a way that cooling system is combined using air-cooled and water cooling double mode, can effective protection motor, it can be achieved that
The start and stop at any time of blower, cooling effect are high.
3, it controls using the remote signal of PLC, can not only be controlled by central control room, if blower breaks down, may be used also
To implement long-distance service debugging.
Detailed description of the invention
Fig. 1 is electric operation control circuit figure of the utility model using ABB frequency converter for magnetic suspension air blower revolving speed.
Fig. 2 is the circuit diagram of the utility model magnetic suspension air blower cooling system.
Fig. 3 is the utility model magnetic suspension air blower control cabinet internal circuit configuration schematic diagram.
Fig. 4 is the low-voltage power circuit figure that the utility model is controlled about magnetic suspension air blower.
Fig. 5 is the controller circuitry figure of the utility model magnetic suspension air blower cooling system.
Fig. 6 is the utility model magnetic suspension air blower othermohygrometer and the circuit diagram that motor temperature detects.
Fig. 7 is the utility model magnetic suspension air blower velocity feedback circuits figure.
Fig. 8 is the starting of the utility model magnetic suspension air blower, halt circuit figure.
Fig. 9 is the electric operation control circuit figure of the utility model Air cooler and water circulating pump.
Figure 10 is the structural schematic diagram of the utility model by-passing valve.
Figure 11 is the structural schematic diagram of the utility model AMB controller.
Figure 12 is the detailed pin configuration schematic diagram of the utility model AMB controller.
Figure 13 is the schematic diagram of circuit connection structure of the utility model T1-T4.
Figure 14 is the schematic diagram of circuit connection structure of the utility model T5-T8.
Figure 15 is the schematic diagram of circuit connection structure of the utility model K29.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-15 is please referred to, the utility model provides a kind of technical solution: the control circuit system of the magnetic suspension air blower,
It include the frequency changer circuit for being used to control magnetic suspension air blower motor speed being made of ABB frequency converter for main devices；Pass through
Small blower and in proper order the cooling system circuit of the air-cooled water cooling double mode of water pump composition；Low-pressure direct is generated after filtering by transformation
The step-down rectifying circuit in galvanic electricity source；The temperature for being used to test disengaging air temperature and motor temperature formed with thermal resistance and thermocouple
Detection circuit；The long-range velocity feedback circuits being made of the input of four tunnel modules and AMB controller；And with model CPU ST60
The PLC controller of 6ES72881ST60-0AA0 is the control circuit of main control module；The frequency changer circuit, cooling system circuit,
Step-down rectifying circuit, temperature sensing circuit, long-range velocity feedback circuits are electric with CPU ST60 6ES72881ST60-0AA0 respectively
Property connection.
Specifically, the model 6ES7288-3AR02-0AA0 of the thermal resistance, the model of the thermocouple
6ES7288-3AT04-0AA0.Pass through the selection of 6ES7288-3AR02-0AA0 and 6ES7288-3AT04-0AA0, temperature detection
Accurately, precision is high.
Specifically, the model 6ES7288-3AE04-0AA0 of four tunnel module input.It can be believed with accurate feedback speed
Number.
Specifically, 485 connections on the frequency changer circuit use 3*0.5mm2Shielded cable.Pass through shielded cable
Design reduces signal interference.
Specifically, DC+, DC- of the AMB controller are connected in terminal block from D.C. regulated power supply extraction and increase short circuit
Piece.
Specifically, the long-range velocity feedback circuits, which enter 2 using the 4 of model 6ES7288-3AM06-OAAO, goes out analog quantity
Module.
When in use, the control circuit system of this magnetic suspension air blower carries out revolving speed using high performance ABB frequency converter
Control, various modes are it can be selected that manipulation is convenient；In such a way that cooling system is combined using air-cooled and water cooling double mode, energy
Enough effective protection motors, it can be achieved that blower start and stop at any time, cooling effect is high；It controls using the remote signal of PLC, not only may be used
It is controlled by central control room, if blower breaks down, long-distance service debugging can also be implemented.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of control circuit system of magnetic suspension air blower, it is characterised in that: include by ABB frequency converter be main devices group
At for controlling the frequency changer circuit of magnetic suspension air blower motor speed；By small blower and in proper order water pump composition air-cooled water
The cooling system circuit of cold double mode；The step-down rectifying circuit of low-voltage dc power supply is generated after filtering by transformation；With thermal resistance
With thermocouple composition for testing the temperature sensing circuit of disengaging air temperature and motor temperature；By the input of four tunnel modules and AMB
The long-range velocity feedback circuits of controller composition；And it is controlled with the PLC of model CPU ST60 6ES72881ST60-0AA0
Device is the control circuit of main control module；The frequency changer circuit, cooling system circuit, step-down rectifying circuit, temperature sensing circuit,
Long-range velocity feedback circuits are electrically connected with CPU ST60 6ES72881ST60-0AA0 respectively.
2. a kind of control circuit system of magnetic suspension air blower according to claim 1, it is characterised in that: the thermal resistance
Model 6ES7288-3AR02-0AA0, the model 6ES7288-3AT04-0AA0 of the thermocouple.
3. a kind of control circuit system of magnetic suspension air blower according to claim 1, it is characterised in that: four Lu Mo
The model 6ES7288-3AE04-0AA0 of block input.
4. a kind of control circuit system of magnetic suspension air blower according to claim 1, it is characterised in that: the variable-frequency electric
485 connections of road use 3*0.5mm2Shielded cable.
5. a kind of control circuit system of magnetic suspension air blower according to claim 1, it is characterised in that: the AMB control
DC+, DC- of device processed are connected in terminal block from D.C. regulated power supply extraction and increase short circuit piece.
6. a kind of control circuit system of magnetic suspension air blower according to claim 1, it is characterised in that: the long-range speed
Degree feed circuit enters 2 using the 4 of model 6ES7288-3AM06-OAAO and goes out analog module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822259036.8U CN209261890U (en) | 2018-12-30 | 2018-12-30 | A kind of control circuit system of magnetic suspension air blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822259036.8U CN209261890U (en) | 2018-12-30 | 2018-12-30 | A kind of control circuit system of magnetic suspension air blower |
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| Publication Number | Publication Date |
|---|---|
| CN209261890U true CN209261890U (en) | 2019-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822259036.8U Active CN209261890U (en) | 2018-12-30 | 2018-12-30 | A kind of control circuit system of magnetic suspension air blower |
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Cited By (1)
| 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 |
-
2018
- 2018-12-30 CN CN201822259036.8U patent/CN209261890U/en active Active
Cited By (1)
| 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 |
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