CN206610114U - A kind of electrodeless noise reduction adjusting means of full-automatic loading resistor - Google Patents
A kind of electrodeless noise reduction adjusting means of full-automatic loading resistor Download PDFInfo
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- CN206610114U CN206610114U CN201720149156.5U CN201720149156U CN206610114U CN 206610114 U CN206610114 U CN 206610114U CN 201720149156 U CN201720149156 U CN 201720149156U CN 206610114 U CN206610114 U CN 206610114U
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- 238000001816 cooling Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a kind of full-automatic electrodeless noise reduction adjusting means of loading resistor, including housing and loading resistor, the inside of the housing is provided with circuit board, and temperature transmitter U5 and PID controller U10 are welded with circuit board, the input of the temperature transmitter U5 is connected with element U4 output end, and element U4 negative input ground connection, the electrode input end of the element U4 is connected with resistance R2, and the resistance R2 other end is connected with coupler U3 pin 3, the pin 2 and pin 4 of the coupler U3 is grounded, and coupler U3 pin 1 is connected with element U2 output end, the cathode output end ground connection of the element U2, and element U2 electrode input end is connected with resistance R1.PID controller U10 in the utility model can be accurately judged thermocouple sensor U1 testing result, and PID controller U10 can change the startup number of blower fan according to the internal temperature of loading resistor, and then has saved electric energy.
Description
Technical field
The utility model is related to adjusting means technical field, more particularly to a kind of electrodeless noise reduction of full-automatic loading resistor is adjusted
Regulating device.
Background technology
It is currently used for testing the Power Resistor of the equipment load capacities such as generator, power supply, UPS, from simplified design, subtracts
Few volume, consideration in terms of cost is reduced, typically can all make the form using cooling blower air blast cooling.Conventional is full-automatic
Loading resistor can all install axial flow blower to carry out the noise reduction process in air blast cooling, and full-automatic loading resistor to load
Special electrodeless noise reduction adjusting means is needed to complete, the existing full-automatic electrodeless noise reduction adjusting means of loading resistor is to complete
When automatic load resistor carries out radiating treatment, the blower fan on full-automatic loading resistor all can be fully open, causes electric energy
Waste, and the full-automatic electrodeless noise reduction adjusting means of loading resistor can not accurately sentence to thermocouple sensor U1 detection signal
It is disconnected.
Utility model content
The purpose of this utility model is and the full-automatic load of one kind proposed in order to solve shortcoming present in prior art
The electrodeless noise reduction adjusting means of resistor.
To achieve these goals, the utility model employs following technical scheme：
A kind of electrodeless noise reduction adjusting means of full-automatic loading resistor, including housing and loading resistor, the housing
Inside is provided with circuit board, and circuit board and is welded with temperature transmitter U5, AD converter U6 and PID controller U10, the temperature
Degree transmitter U5 input is connected with element U4 output end, and element U4 negative input ground connection, the element U4's
Electrode input end is connected with resistance R2, and the resistance R2 other end is connected with coupler U3 pin 3, and the coupler U3's draws
Pin 2 and pin 4 are grounded, and coupler U3 pin 1 is connected with element U2 output end, the negative pole output of the element U2
End ground connection, and element U2 electrode input end is connected with resistance R1, the other end of the resistance R1 is connected with relay Q1's
Pin 3, and relay Q1 pin 1 is connected with thermocouple sensor U1, the pin 2 of the relay Q1 is connected with resistance R3,
And the resistance R3 other end is connected with 5 volts of power supplys, three output ends of the temperature transmitter U5 are connected with turn from top to bottom
The first input end of element U7 first input end, element U8 first input end and element U9, and element U7 the second input
Second input at end, element U8 the second input and element U9 is connected to corresponding reference temperature(TR) setting port
The of T1, reference temperature(TR) setting port T2, reference temperature(TR) setting port T3, the output end of the element U7 and PID controller U10
One input is connected, and the output end of the element U8 is connected with PID controller U10 the 5th input, the element U9
Output end be connected with PID controller U10 the 6th input, the first output end of the PID controller U10 be connected with after
Electrical equipment Q2 pin 1, and relay Q2 pin 2 is connected with PID controller U10 the second input, the relay Q2
Pin 3 be connected with the first blower fan U11 control end, the second output end of the PID controller U10 is connected with relay Q3
Pin 1, and relay Q3 pin 2 is connected with PID controller U10 the 3rd input, the pin of the relay Q3
3 are connected with the second blower fan U12 control end, and the 3rd output end of the PID controller U10 is connected with relay Q4 pin 1,
And relay Q4 pin 2 is connected with PID controller U10 the 4th input, the pin 3 of the relay Q4 is connected with
Three blower fan U6 control end, the first blower fan U11, the second blower fan U12, the 3rd blower fan U6 and thermocouple sensor U1 are solid
It is scheduled on loading resistor.
It is preferred that, the model WZP-2014S or WRN-230 of the thermocouple sensor U1.
It is preferred that, the PID controller U10 is universal PID controller, and the model of PID controller
MAX708MJA。
It is preferred that, the coupler U3 is photoelectrical coupler, and coupler U3 model TLP250.
It is preferred that, the resistance R1, resistance R2 and resistance R3 resistance be followed successively by 10000 ohm, 1500 ohm, 1000
Ohm.
It is preferred that, the element U2 and element U3 are amplifier, and element U2 and element U3 model are LM324.
It is preferred that, the element U7, element U8 and element U9 are comparator, and element U7, element U8 and element U9
Model is MAX923 or MAX933.
It is preferred that, the reference temperature(TR) setting port T1, reference temperature(TR) setting port T2 and reference temperature(TR) setting port T3
Upper set temperature value increases successively.
In the utility model, sensed in a kind of full-automatic electrodeless noise reduction adjusting means of loading resistor by thermocouple
Element U3 and member corresponding to being added respectively between device U1 and coupler U3 and between coupler U3 and temperature transmitter U5
Part U4, the data signal received by PID controller U10 becomes apparent from, and is easy to PID controller U10 judgment accuracy higher,
Reference temperature(TR) setting port T1, element U8 that the digital voltage signal of temperature transmitter U5 outputs is connected with element U7 simultaneously
On connected reference temperature(TR) setting port T2 and connected on element U9 reference temperature(TR) setting port T3 compare, then
Comparative result is transferred on PID controller U10 by element U7, element U8 and element U9 respectively, and PID controller U10 can basis
Element U7, element U8 and element U9 carry out comparative result to carry out corresponding relay Q2, relay Q3, relay Q4 respectively
Control so that the full-automatic electrodeless noise reduction adjusting means of loading resistor can be controlled according to the actual temperature inside loading resistor
The startup number of blower fan processed, the PID controller U10 greatlyd save in electric energy, the utility model can be to thermocouple sensor
U1 testing result is accurately judged, and PID controller U10 can change blower fan according to the internal temperature of loading resistor
Startup number, and then saved electric energy.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of full-automatic electrodeless noise reduction adjusting means of loading resistor operation principle
Figure.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
Reference picture 1, a kind of full-automatic electrodeless noise reduction adjusting means of loading resistor, including housing and loading resistor, shell
The inside of body becomes provided with temperature transmitter U5, AD converter U6 and PID controller, temperature is welded with circuit board, and circuit board
Device U5 input is sent to be connected with element U4 output end, and element U4 negative input ground connection, element U4 positive pole input
End is connected with resistance R2, and the resistance R2 other end is connected with coupler U3 pin 3, and coupler U3 pin 2 and pin 4 is equal
Ground connection, and coupler U3 pin 1 is connected with element U2 output end, element U2 cathode output end ground connection, and element U2
Electrode input end is connected with resistance R1, and the resistance R1 other end is connected with relay Q1 pin 3, and relay Q1 pin 1
Thermocouple sensor U1 is connected with, relay Q1 pin 2 is connected with resistance R3, and the resistance R3 other end is connected with 5 volts of electricity
Source, temperature transmitter U5 three output ends are connected with element U7 first input end, the first of element U8 in turn from top to bottom
The first input end of input and element U9, and element U7 the second input, element U8 the second input and element U9
Second input is connected to corresponding reference temperature(TR) setting port T1, reference temperature(TR) setting port T2, reference temperature(TR) and set
Fixed end mouthful T3, element U7 output end is connected with PID controller U10 first input end, element U8 output end and PID
Controller U10 the 5th input is connected, and element U9 output end is connected with PID controllers U10 the 6th input,
PID controller U10 the first output end is connected with relay Q2 pin 1, and relay Q2 pin 2 and PID controller U10
The second input be connected, relay Q2 pin 3 is connected with the first blower fan U11 control end, the of PID controller U10
Two output ends are connected with relay Q3 pin 1, and relay Q3 pin 2 and PID controller U10 the 3rd input phase
Connection, relay Q3 pin 3 is connected with the second blower fan U12 control end, and PID controller U10 the 3rd output end is connected with
Relay Q4 pin 1, and relay Q4 pin 2 is connected with PID controller U10 the 4th input, relay Q4's
Pin 3 is connected with the 3rd blower fan U6 control end, the first blower fan U11, the second blower fan U12, the 3rd blower fan U6 and thermocouple sensing
Device U1 is each attached on loading resistor, thermocouple sensor U1 model WZP-2014S or WRN-230, PID controller
U10 is universal PID controller, and the model MAX708MJA of PID controller, coupler U3 are photoelectrical coupler, and coupling
Clutch U3 model TLP250, resistance R1, resistance R2 and resistance R3 resistance be followed successively by 10000 ohm, 1500 ohm,
1000 ohm, element U2 and element U3 are amplifier, and element U2 and element U3 model are LM324, element U7, element
U8 and element U9 are comparator, and element U7, element U8 and element U9 model are MAX923 or MAX933, with reference to temperature
Degree setting port T1, reference temperature(TR) setting port T2 and reference temperature(TR) set temperature value set on the T3 of port and increased successively.
In the utility model, thermocouple sensor U1 can in real time be monitored to the temperature inside loading resistor, heat
Thermocouple sensor U1 detection signal first passes around element U2 and carries out the detection letter after analog signal amplification, element U2 Simulation scale-ups
Number it is converted into data signal by coupler U3, the data signal of coupler U3 outputs carries out data signal by element U4 and put
Greatly, the digital data transmission that element U4 is exported is on temperature transmitter U5, and the data signal of temperature transmitter U5 outputs is simultaneously
The reference temperature(TR) setting port T2 and element connected on reference temperature(TR) setting port T1, the element U8 being connected with element U7
The reference temperature(TR) setting port T3 connected on U9 compares, when temperature transmitter U5 output temperature is than reference temperature(TR) setting end
When mouth T1 is low, control relay Q2, relay Q3, relay Q4 are turned off PID controller U10 respectively so that the first blower fan
U11, the second blower fan U12, the 3rd blower fan U6 do not start, when temperature transmitter U5 output temperature is than reference temperature(TR) setting port
T1 is high, and temperature transmitter U5 output temperature than reference temperature(TR) setting port T1 it is low when, PID controller U10 control respectively after
Electrical equipment Q2 conductings, relay Q3 disconnect, relay Q4 disconnects so that the first blower fan U11 starts, while the second blower fan U12 and the
Three blower fan U6 do not start, when temperature transmitter U5 output temperature is higher than reference temperature(TR) setting port T2, and temperature transmitter
When U5 output temperature is lower than reference temperature(TR) setting port T3, PID controller U10 difference control relay Q2 conductings, relay
Q3 conductings, relay Q4 disconnect so that the first blower fan U11 and the second blower fan U12 starts, while the 3rd blower fan U6 does not start,
When temperature transmitter U5 output temperature is higher than reference temperature(TR) setting port T3, PID controller U10 difference control relays
Q2, relay Q3, relay Q4 are both turned on so that the first blower fan U11, the second blower fan U12 and the 3rd blower fan U6 start so that
The full-automatic electrodeless noise reduction adjusting means of loading resistor can control blower fan according to the actual temperature inside loading resistor
Start number, greatly save electric energy.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (8)
1. a kind of electrodeless noise reduction adjusting means of full-automatic loading resistor, including housing and loading resistor, the housing it is interior
Portion is provided with circuit board, and circuit board and is welded with temperature transmitter U5 and PID controller U10, it is characterised in that the temperature becomes
Device U5 input is sent to be connected with element U4 output end, and element U4 negative input ground connection, the positive pole of the element U4
Input is connected with resistance R2, and the resistance R2 other end is connected with coupler U3 pin 3, the pin 2 of the coupler U3
It is grounded with pin 4, and coupler U3 pin 1 is connected with element U2 output end, the cathode output end of the element U2 connects
Ground, and element U2 electrode input end is connected with resistance R1, the resistance R1 other end and is connected with relay Q1 pin 3,
And relay Q1 pin 1 is connected with thermocouple sensor U1, relay Q1 pin 2 and is connected with resistance R3, and resistance
The R3 other end is connected with 5 volts of power supplys, and three output ends of the temperature transmitter U5 are connected with element U7 in turn from top to bottom
First input end, element U8 first input end and element U9 first input end, and element U7 the second input, element
U8 the second input and element U9 the second input are connected to corresponding reference temperature(TR) setting port T1, with reference to temperature
Degree setting port T2, reference temperature(TR) setting port T3, the output end of the element U7 and PID controller U10 first input end
It is connected, the output end of the element U8 is connected with PID controller U10 the 5th input, the output end of the element U9
It is connected with PID controller U10 the 6th input, the first output end of the PID controller U10 is connected with relay Q2's
Pin 1, and relay Q2 pin 2 is connected with PID controller U10 the second input, the pin 3 of the relay Q2 connects
The first blower fan U11 control end is connected to, the second output end of the PID controller U10 is connected with relay Q3 pin 1, and
Relay Q3 pin 2 is connected with PID controller U10 the 3rd input, and the pin 3 of the relay Q3 is connected with second
Blower fan U12 control end, the 3rd output end of the PID controller U10 is connected with relay Q4 pin 1, and relay Q4
Pin 2 be connected with PID controller U10 the 4th input, the pin 3 of the relay Q4 is connected with the 3rd blower fan U6's
Control end, the first blower fan U11, the second blower fan U12, the 3rd blower fan U6 and thermocouple sensor U1 are each attached to load resistance
On device.
2. a kind of full-automatic electrodeless noise reduction adjusting means of loading resistor according to claim 1, it is characterised in that described
Thermocouple sensor U1 model WZP-2014S or WRN-230.
3. a kind of full-automatic electrodeless noise reduction adjusting means of loading resistor according to claim 1, it is characterised in that described
PID controller U10 is universal PID controller, and the model MAX708MJA of PID controller.
4. a kind of full-automatic electrodeless noise reduction adjusting means of loading resistor according to claim 1, it is characterised in that described
Coupler U3 is photoelectrical coupler, and coupler U3 model TLP250.
5. a kind of full-automatic electrodeless noise reduction adjusting means of loading resistor according to claim 1, it is characterised in that described
Resistance R1, resistance R2 and resistance R3 resistance are followed successively by 10000 ohm, 1500 ohm, 1000 ohm.
6. a kind of full-automatic electrodeless noise reduction adjusting means of loading resistor according to claim 1, it is characterised in that described
Element U2 and element U3 are amplifier, and element U2 and element U3 model are LM324.
7. a kind of full-automatic electrodeless noise reduction adjusting means of loading resistor according to claim 1, it is characterised in that described
Element U7, element U8 and element U9 are comparator, and element U7, element U8 and element U9 model be MAX923 or
MAX933。
8. a kind of full-automatic electrodeless noise reduction adjusting means of loading resistor according to claim 1, it is characterised in that described
Reference temperature(TR) setting port T1, reference temperature(TR) setting port T2 and reference temperature(TR) set temperature value set on the T3 of port successively
Increase.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720149156.5U CN206610114U (en) | 2017-02-20 | 2017-02-20 | A kind of electrodeless noise reduction adjusting means of full-automatic loading resistor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720149156.5U CN206610114U (en) | 2017-02-20 | 2017-02-20 | A kind of electrodeless noise reduction adjusting means of full-automatic loading resistor |
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|---|---|
| CN206610114U true CN206610114U (en) | 2017-11-03 |
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| CN201720149156.5U Expired - Fee Related CN206610114U (en) | 2017-02-20 | 2017-02-20 | A kind of electrodeless noise reduction adjusting means of full-automatic loading resistor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115373439A (en) * | 2022-09-02 | 2022-11-22 | 中国船舶集团有限公司第七二三研究所 | Temperature monitoring module and method for backpack type all-air heat exchange device |
-
2017
- 2017-02-20 CN CN201720149156.5U patent/CN206610114U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115373439A (en) * | 2022-09-02 | 2022-11-22 | 中国船舶集团有限公司第七二三研究所 | Temperature monitoring module and method for backpack type all-air heat exchange device |
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Granted publication date: 20171103 |