CN108980093A - A kind of blower drive module for air-conditioning - Google Patents
A kind of blower drive module for air-conditioning Download PDFInfo
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- CN108980093A CN108980093A CN201810839465.4A CN201810839465A CN108980093A CN 108980093 A CN108980093 A CN 108980093A CN 201810839465 A CN201810839465 A CN 201810839465A CN 108980093 A CN108980093 A CN 108980093A
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- module
- circuit
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- ipm
- detection circuit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention relates to field of circuit technology, provide a kind of blower drive module for air-conditioning, including power conversion module, switch power module, input voltage detection circuit, input electric cur- rent measure circuit, export busbar voltage detection circuit, output current detection circuit, IPM module, PFC control circuit, CPU control module, power module is output to IPM module after being used to be converted in external alternating current DC voltage, and IPM module is for being output to load motor after direct current transformation is converted into frequency-changing AC；Switch power module is used to carry out the alternating voltage that IPM module exports after AC-DC is converted as drive module power supply；Input electric cur- rent measure circuit passes through the input current sampling resistor R68 being arranged on the output end of power conversion module and carries out sample detecting, and output current detection circuit passes through the output current sampling resistor R51 being arranged on the port NW, NU, NV of IPM module and carries out sample detecting.The present invention provides the drive efficiencies of blower, can be widely applied to field of air conditioning.
Description
Technical field
The present invention relates to air-conditioning draught fan technical fields, and in particular to a kind of blower drive module for air-conditioning.
Background technique
With the development of national economy and the raising of living standards of the people, the demand of air-conditioning equipment can be increasing, air-conditioning
The market demand of blower fan module product also can be increasing.It is following in the case where country advocates energy-saving and environment-friendly policy environment energetically
Blower fan module product will develop towards more energy saving with environmentally friendly direction.In the industrialization society of current energy shortage, it is necessary to
The high air-conditioning draught fan product of more energy exploitation overall efficiencies is put into, prolongs the service life, improves reliability.
Summary of the invention
For the actual demand for adapting to air-conditioning technical field, the present invention overcomes the shortcomings of the prior art, to be solved
Technical problem is to provide a kind of blower drive module that control effect is good.
In order to solve the above-mentioned technical problem, a kind of the technical solution adopted by the present invention are as follows: blower driving mould for air-conditioning
Block, including power conversion module, switch power module, input voltage detection circuit, input electric cur- rent measure circuit, output bus electricity
Pressure detection circuit, output current detection circuit, IPM module, PFC control circuit, CPU control module, the power module are used for
It is output to the IPM module after external alternating current is converted to DC voltage, the IPM module is used to turn the direct current transformation
Load motor is output to after changing frequency-changing AC into；
The switch power module is used for after the alternating voltage that the IPM module exports is carried out AC-DC conversion
The drive module power supply；The input voltage detection circuit is used to detect the output voltage of the power conversion module, concurrently
It is sent to the CPU control module；The current detection circuit is used to detect the output electric current of the power conversion module, is sent to
The CPU control module and the IPM module；The input voltage detection circuit is for detecting the power conversion module
Output voltage, and it is sent to the CPU control module, the output busbar voltage detection circuit is for detecting the IPM module
Output voltage and be sent to the CPU control module, the output current detection circuit is for detecting the defeated of the IPM module
Electric current and it is sent to the CPU control module out, the control port of the PFC control circuit is defeated with the CPU control module
Outlet connection, the GX of the IPM module, GY, GZ, GU, GV, the port GW are connect with the output end of the control module, the IPM
The port U, V, W of module is connect with load motor；
The input electric cur- rent measure circuit passes through the input current being arranged on the output end of the power conversion module and adopts
Sample resistance R68 carries out sample detecting, and the output current detection circuit passes through the port NW, NU, NV that the IPM module is arranged in
On output current sampling resistor R51 carry out sample detecting.
The IPM module is Fuji's 15AIPM module of model 6MBP15VSC060, the port CIN of the IPM module
It is connect by resistance R50 with one end of input current sampling resistor R51, the model MN103SFJ9D of the CPU control module.
A kind of blower drive module for air-conditioning, further includes motor Hall detection circuit and memory module, institute
Motor Hall detection circuit is stated for monitoring motor work in real time, and will test result and be sent to the CPU control module.
The power conversion module includes surge protection circuit, EMI circuit, rectification circuit and starting protection circuit, external
220V AC voltage exports DC voltage to the IPM module after the surge protection circuit, EMI circuit and rectification circuit,
The starting protection circuit is arranged between the EMI circuit and the rectification circuit, the relay RY1 including being connected in parallel and
Thermistor PTC1, the EMI circuit include capacitor C1, C2, C3, resistance R58, inductance L2, capacitor C18, C19, C20, and electricity
R69 is hindered, the input terminal of the inductance L2 is arranged in described capacitor C1, C3, C18 and resistance R58, and the capacitor C1 is arranged in fire
Between line and zero curve, the capacitor C3 is arranged between firewire and ground wire, and the capacitor C18 is arranged between zero curve and baseline,
The resistance R58 is connected in parallel on the both ends capacitor C1, and the output of the inductance L2 is arranged in described capacitor C1, C3, C18 and resistance R58
End, and the capacitor C2 is arranged between firewire and zero curve, the capacitor C20 is arranged between firewire and ground wire, the capacitor
C19 is arranged between zero curve and baseline, and the resistance R69 is connected in parallel on the both ends capacitor C1.
A kind of blower drive module for air-conditioning, further includes optical coupling isolation circuit, and the CPU control module is logical
Cross optical coupling isolation circuit and host computer communication connection.
The input electric cur- rent measure circuit further includes input current protection circuit, input current protection circuit for pair
Input current carries out overcurrent protection.
Compared with the prior art, the invention has the following beneficial effects:
1, in blower drive module of the invention, it is provided with EMI circuit in power conversion module, enhances the EMC of circuit,
Space Coupling interference is reduced, cabling is reduced, it is easy-maintaining, extraneous electromagnetic interference can be resisted；
2, in blower drive module of the invention, input voltage detection circuit and output busbar voltage detection electricity are provided with
Road, output end are connect with CPU control module, can be monitored in real time to relevant voltage value；It is provided with input electric cur- rent measure
Circuit and output current detection circuit, respectively by real time to input current sampling resistor and output current sampling resistor both ends
Voltage is sampled, and to obtain input current and output electric current in real time, and is sent to CPU control module；Meanwhile it being controlled by PFC
Circuit processed is corrected power factor, improves power consumption efficiency；Process flow is reduced, production efficiency is improved；Frequency controls more
Efficiently, more energy saving, effect is more preferable.
3, CPU control module of the invention is isolated communication with host computer realization by optocoupler, effectively removes interference.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for blower drive module for air-conditioning that the embodiment of the present invention proposes；
Fig. 2 is a kind of circuit diagram for blower drive module for air-conditioning that the embodiment of the present invention proposes；
Fig. 3 is the circuit connection diagram of CPU control module in the embodiment of the present invention；
Fig. 4 is the circuit connection diagram of input electric cur- rent measure circuit in the embodiment of the present invention；
Fig. 5 is the circuit connection diagram of output current detection circuit in the embodiment of the present invention；
Fig. 6 is the circuit connection diagram of input voltage detection circuit in the embodiment of the present invention；
Fig. 7 is the circuit connection diagram that busbar voltage detection circuit is exported in the embodiment of the present invention；
Fig. 8 is the circuit connection diagram of switch power module in the embodiment of the present invention；
Fig. 9 is the circuit connection diagram that communicating circuit is isolated in the embodiment of the present invention.
Specific embodiment
To keep technical solution of the present invention and advantage clearer, below in conjunction with specific embodiments and the drawings, to this hair
Bright technical solution is clearly and completely described, it is clear that and described embodiment is a part of the embodiments of the present invention, and
The embodiment being not all of；Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work
Under the premise of every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in figure 1-9, the embodiment of the present invention proposes a kind of blower drive module for air-conditioning.Such as Fig. 1 and Fig. 2
Shown, which includes power conversion module, switch power module, input voltage detection circuit, input current inspection
Slowdown monitoring circuit, input current protect circuit, export busbar voltage detection circuit, output current detection circuit, IPM module, PFC control
Circuit, CPU control module, the power module is for being output to the IPM mould after external alternating current is converted to DC voltage
Block, the IPM module is for being output to load motor after the direct current transformation is converted into frequency-changing AC；The Switching Power Supply mould
Block is used to carry out the DC voltage that the power conversion module exports after DC-DC is converted as drive module power supply；
The input voltage detection circuit is used to detect the output voltage of the power conversion module, and is sent to the CPU control mould
Block；The current detection circuit is used to detect the output electric current of the power conversion module, be sent to the CPU control module with
And the IPM module, the input current protection circuit are used to carry out overcurrent protection to input current；The input voltage measurement
Circuit is used to detect the output voltage of the power conversion module, and is sent to the CPU control module, the output bus electricity
Pressure detection circuit is used to detect the output voltage of the IPM module and is sent to the CPU control module, the output electric current inspection
Slowdown monitoring circuit is used to detect the output electric current of the IPM module and is sent to the CPU control module, the PFC control circuit
Control port is connect with the output end of the CPU control module.
As shown in Fig. 2, the output end of the GX of the IPM module, GY, GZ, GU, GV, the port GW and the control module connects
It connects, the port U, V, W of the IPM module is connect with load motor；The input electric cur- rent measure circuit is by being arranged in the electricity
Input current sampling resistor R68 on the output end of source conversion module carries out sample detecting, and the output current detection circuit is logical
It crosses the output current sampling resistor R51 being arranged on the port NW, NU, NV of the IPM module and carries out sample detecting.Preferably,
The IPM module is Fuji's 15AIPM module of model 6MBP15VSC060, and IPM realizes that direct current becomes the frequency conversion output of exchange
Function (U, V, W output driving load motor)；The port CIN of the IPM module passes through resistance R50 and input current sampling resistor
One end of R51 connects, the model MN103SFJ9D of the CPU control module.As shown in Fig. 2, 15 pins of IPM module and 14
Pin detects output electric current, if output electric current, which will exceed, to be that low level carries out output overcurrent protection by triggering Fo.
As shown in figure 3, for the circuit connection diagram of CPU control module in the embodiment of the present invention, wherein the invention also includes with
Onboard burning program circuit, motor Hall detection circuit and the EE storage circuit of CPU control module connection, wherein onboard program
Programming circuitry is used to realize the burning again of program by CN5 when program is updated, facilitate later period function upgrading to safeguard, motor
Hall detection circuit is connect with load motor, and for monitoring electric machine operation state in real time, EE storage circuit is using 24C16 as EE
Storage chip design, realizes the data storage function of module.
As also shown in e.g. figs. 4-7, respectively in the embodiment of the present invention, input electric cur- rent measure circuit, output current detection circuit,
The circuit connection diagram of input voltage detection circuit and output busbar voltage detection circuit；Wherein, input electric cur- rent measure circuit is to defeated
Enter current value real time inspection, to observe current flow situation, in addition, input electric cur- rent measure circuit further includes input current protection
Circuit is monitored input current, and overcurrent is protected.Input electric cur- rent measure circuit, output current detection circuit, input electricity
Pressure detection circuit is connected with the port I/O for the output end difference CPU control module for exporting busbar voltage detection circuit, will test letter
Number Iin, Vin, Idc and Vdc are input to CPU control module.
As shown in figure 8, being the circuit connection diagram of switch power module；As shown in figure 9, the circuit for isolation communicating circuit connects
Map interlinking, wherein isolation communicating circuit includes two optocouplers, and the RXD pin and TXD pin of CPU control module pass through one respectively
Communication is isolated with host computer realization in optocoupler, effectively removes interference.
Further, as shown in Fig. 2, power conversion module includes surge protection circuit, EMI circuit, rectification circuit and opens
Dynamic protection circuit, external 220V AC voltage export DC voltage after the surge protection circuit, EMI circuit and rectification circuit
To the IPM module, power conversion module input power is AC220V, and surge protection circuit includes ZNR1-ZNR3, and DSA1 does wave
Protection is gushed to use.The EMI circuit includes capacitor C1, C2, C3, resistance R58, inductance L2, capacitor C18, C19, C20 and resistance
The input terminal of the inductance L2 is arranged in R69, described capacitor C1, C3, C18 and resistance R58, and the capacitor C1 is arranged in firewire
Between zero curve, the capacitor C3 is arranged between firewire and ground wire, and the capacitor C18 is arranged between zero curve and baseline, institute
It stating resistance R58 and is connected in parallel on the both ends capacitor C1, the output end of the inductance L2 is arranged in described capacitor C1, C3, C18 and resistance R58,
And the capacitor C2 is arranged between firewire and zero curve, the capacitor C20 is arranged between firewire and ground wire, the capacitor C19
It is arranged between zero curve and baseline, the resistance R69 is connected in parallel on the both ends capacitor C1, and rectification circuit is used to AC rectification be straight
Galvanic electricity comprising the rectification chip of model D25SB80；Starting protection circuit setting is in the EMI circuit and described whole
Between current circuit, including the relay Y1 and thermistor PTC1 being connected in parallel, starting protection circuit can prevent starting moment
Electric current is excessive to cause rear class to damage.
The embodiment of the present invention is explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Example, within the knowledge of a person skilled in the art, can also make without departing from the purpose of the present invention
Various change out.
Claims (6)
1. a kind of blower drive module for air-conditioning, which is characterized in that including power conversion module, switch power module, defeated
Enter voltage detecting circuit, input electric cur- rent measure circuit exports busbar voltage detection circuit, output current detection circuit, IPM mould
Block, PFC control circuit, CPU control module, the power module after external alternating current is converted to DC voltage for being output to
The IPM module, the IPM module is for being output to load motor after the direct current transformation is converted into frequency-changing AC；
The switch power module is described after being used to carry out the alternating voltage that the IPM module exports AC-DC conversion
Drive module power supply；The input voltage detection circuit is used to detect the output voltage of the power conversion module, and is sent to
The CPU control module；The current detection circuit is used to detect the output electric current of the power conversion module, is sent to described
CPU control module and the IPM module；The input voltage detection circuit is used to detect the output of the power conversion module
Voltage, and it is sent to the CPU control module, the output busbar voltage detection circuit is for detecting the defeated of the IPM module
Voltage and it is sent to the CPU control module out, the output current detection circuit is used to detect the output electricity of the IPM module
Flow and be sent to the CPU control module, the output end of the control port of the PFC control circuit and the CPU control module
Connection, the GX of the IPM module, GY, GZ, GU, GV, the port GW are connect with the output end of the control module, the IPM module
The port U, V, W connect with load motor；
The input electric cur- rent measure circuit passes through the input current sampling electricity being arranged on the output end of the power conversion module
It hinders R68 and carries out sample detecting, the output current detection circuit is by being arranged on the port NW, NU, NV of the IPM module
It exports current sampling resistor R51 and carries out sample detecting.
2. a kind of blower drive module for air-conditioning according to claim 1, which is characterized in that the IPM module is
The port CIN of Fuji's 15AIPM module of model 6MBP15VSC060, the IPM module passes through resistance R50 and input current
One end of sampling resistor R51 connects, the model MN103SFJ9D of the CPU control module.
3. a kind of blower drive module for air-conditioning according to claim 1, which is characterized in that further include motor Hall
Detection circuit and memory module, the motor Hall detection circuit will test result transmission for monitoring motor work in real time
To the CPU control module.
4. a kind of blower drive module for air-conditioning according to claim 1, which is characterized in that the power supply modulus of conversion
Block includes surge protection circuit, EMI circuit, rectification circuit and starting protection circuit, and external 220V AC voltage is through the surge
Output DC voltage to the IPM module, the starting protection circuit setting after circuit, EMI circuit and rectification circuit is protected to exist
Between the EMI circuit and the rectification circuit, including the relay RY1 and thermistor PTC1 being connected in parallel, the EMI electricity
Road includes capacitor C1, C2, C3, resistance R58, inductance L2, capacitor C18, C19, C20 and resistance R69, described capacitor C1, C3, C18
The input terminal of the inductance L2 is set with resistance R58, and the capacitor C1 is arranged between firewire and zero curve, the capacitor C3
It is arranged between firewire and ground wire, the capacitor C18 is arranged between zero curve and baseline, and the resistance R58 is connected in parallel on capacitor C1
The output end of the inductance L2 is arranged in both ends, described capacitor C1, C3, C18 and resistance R58, and the capacitor C2 is arranged in fire
Between line and zero curve, the capacitor C20 is arranged between firewire and ground wire, and the capacitor C19 is arranged between zero curve and baseline,
The resistance R69 is connected in parallel on the both ends capacitor C1.
5. a kind of blower drive module for air-conditioning according to claim 1, which is characterized in that further include light-coupled isolation
Circuit, the CPU control module pass through optical coupling isolation circuit and host computer communication connection.
6. a kind of blower drive module for air-conditioning according to claim 1, which is characterized in that the input current inspection
Slowdown monitoring circuit further includes input current protection circuit, and the input current protection circuit is used to carry out overcurrent protection to input current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810839465.4A CN108980093A (en) | 2018-07-27 | 2018-07-27 | A kind of blower drive module for air-conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810839465.4A CN108980093A (en) | 2018-07-27 | 2018-07-27 | A kind of blower drive module for air-conditioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108980093A true CN108980093A (en) | 2018-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810839465.4A Pending CN108980093A (en) | 2018-07-27 | 2018-07-27 | A kind of blower drive module for air-conditioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108980093A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109617459A (en) * | 2018-12-28 | 2019-04-12 | 江苏大学 | A kind of permanent magnet synchronous electric motor driving power plate circuit and its design method |
| CN115800827A (en) * | 2022-11-04 | 2023-03-14 | 凤凰智能电子(杭州)有限公司 | Low-cost direct current frequency conversion lampblack absorber EMC circuit |
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| CN202594587U (en) * | 2012-05-03 | 2012-12-12 | 天津城市建设学院 | Elevator door-motor control device of digital brushless continuous current (DC) motor |
| CN205137791U (en) * | 2015-10-30 | 2016-04-06 | 深圳市建滔科技有限公司 | Integrated compressor control variable frequency device's intelligent control ware |
| CN206775775U (en) * | 2017-04-25 | 2017-12-19 | 西安工业大学 | A kind of driving testing circuit of LED |
| CN108023473A (en) * | 2018-01-29 | 2018-05-11 | 广东美的制冷设备有限公司 | Pfc circuit, electric machine control system and transducer air conditioning |
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2018
- 2018-07-27 CN CN201810839465.4A patent/CN108980093A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202594587U (en) * | 2012-05-03 | 2012-12-12 | 天津城市建设学院 | Elevator door-motor control device of digital brushless continuous current (DC) motor |
| CN205137791U (en) * | 2015-10-30 | 2016-04-06 | 深圳市建滔科技有限公司 | Integrated compressor control variable frequency device's intelligent control ware |
| CN206775775U (en) * | 2017-04-25 | 2017-12-19 | 西安工业大学 | A kind of driving testing circuit of LED |
| CN108023473A (en) * | 2018-01-29 | 2018-05-11 | 广东美的制冷设备有限公司 | Pfc circuit, electric machine control system and transducer air conditioning |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109617459A (en) * | 2018-12-28 | 2019-04-12 | 江苏大学 | A kind of permanent magnet synchronous electric motor driving power plate circuit and its design method |
| CN115800827A (en) * | 2022-11-04 | 2023-03-14 | 凤凰智能电子(杭州)有限公司 | Low-cost direct current frequency conversion lampblack absorber EMC circuit |
| CN115800827B (en) * | 2022-11-04 | 2023-11-07 | 凤凰智能电子(杭州)有限公司 | Low-cost direct-current variable-frequency range hood EMC circuit |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181211 |
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| RJ01 | Rejection of invention patent application after publication |