CN106774513A - A kind of rape drying plant temperature control system - Google Patents
A kind of rape drying plant temperature control system Download PDFInfo
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- CN106774513A CN106774513A CN201710006388.XA CN201710006388A CN106774513A CN 106774513 A CN106774513 A CN 106774513A CN 201710006388 A CN201710006388 A CN 201710006388A CN 106774513 A CN106774513 A CN 106774513A
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- 238000001035 drying Methods 0.000 title claims abstract description 22
- 238000001914 filtration Methods 0.000 claims abstract description 25
- 239000003990 capacitor Substances 0.000 claims description 76
- 230000000087 stabilizing effect Effects 0.000 claims description 22
- 230000005611 electricity Effects 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 239000010499 rapseed oil Substances 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000006641 stabilisation Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005055 memory storage Effects 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Drying Of Solid Materials (AREA)
- Control Of Temperature (AREA)
Abstract
The invention discloses a kind of rape drying plant temperature control system, mainly by single-chip microcomputer, memory module, high-pass filtering circuit, power supply and the first solid-state relay being connected with single-chip microcomputer, the temperature sensor being connected with high-pass filtering circuit, the three-terminal voltage-stabilizing circuit being connected with solid-state relay, and the second solid-state relay composition being connected with three-terminal voltage-stabilizing circuit.The present invention is combined by high-pass filtering circuit and three-terminal voltage-stabilizing circuit, the current interference signal that the low frequency signal in the signal of temperature sensor output and signal are produced in transmitting procedure can disappear, make signal more steady, more accurate, and the driving current to single-chip microcomputer output is adjusted, make the driving current of output more stable, ensure that the temperature controlled degree of accuracy of the temperature control system to rape drying plant, the stability of the driving current of temperature control system output is improve, the dries quantity and rape oil pump capacity of rape is effectively raised.
Description
Technical field
The present invention is a kind of control system, specifically refers to a kind of rape drying plant temperature control system.
Background technology
With technique of computer measurement and control industrial production manufacture field it is commonly used, the computerized measurement of temperature parameter with
Control has turned into inexorable trend.In the rape processing of Modern Agricultural Food, the oil pump capacity of rape is improved, just must assure that rape
Dries quantity, therefore, people just using temperature parameter computerized measurement with control temperature control system come the drying to rape
The temperature of equipment is controlled.It, with design temperature as critical point, is to carry out temperature beyond setting allowed band that this temperature control system is
Degree regulation and control：Heater is controlled to be heated during less than setting value, on the contrary just control heater stops or lowers the temperature.
However, it is existing for rape process in temperature parameter computerized measurement with control temperature control system to signal
The effect of produced current interference signal transacting in transmitting procedure is poor, causes temperature control system to the drying plant of rape
Temperature control it is inaccurate；And the driving current that the computerized measurement of existing temperature parameter is exported with the temperature control system of control
Less stable, cause the drying plant heating-up temperature of rape unstable, cause the dries quantity of rape unstable, it is serious
Have impact on rape oil pump capacity.
The content of the invention
Computerized measurement and control it is an object of the invention to overcome the temperature parameter in the existing processing for rape
Temperature control system it is poor to the effect of current interference signal transacting, and exist output driving current stability difference defect, carry
For a kind of rape drying plant temperature control system.
The purpose of the present invention is achieved through the following technical solutions：
A kind of rape drying plant temperature control system, mainly by single-chip microcomputer, memory module, the height being connected with single-chip microcomputer
Bandpass filter circuit, power supply and the first solid-state relay, the temperature sensor being connected with high-pass filtering circuit, with solid-state relay
The three-terminal voltage-stabilizing circuit being connected, and the second solid-state relay composition being connected with three-terminal voltage-stabilizing circuit；The temperature is passed
Sensor is also connected with power supply.
The high-pass filtering circuit by three collector VT1, amplifier P, negative pole after resistance R2 with the base stage phase of three collector VT
Polar capacitor C1, the P pole that connection, positive pole are connected after resistance R1 with the colelctor electrode of three collector VT1 is negative with polar capacitor C1
Diode D1, the P pole and three that pole is connected, N poles are sequentially connected after resistance R4 and resistance R3 with the emitter stage of three collector VT1
The voltage-regulator diode D2 that the colelctor electrode of collector VT1 is connected, N poles are connected with the positive electrode of amplifier P, positive pole and three collectors
The polar capacitor C2 that the emitter stage of VT1 is connected, negative pole is connected with the positive pole of amplifier P, one end is negative with polar capacitor C2
Pole is connected, the adjustable resistance R5 of other end ground connection, and positive pole is connected with the positive pole of amplifier P, the output of negative pole and amplifier P
The polar capacitor C3 that end is connected, one end is connected with the positive pole of amplifier P, the other end is connected with the output end of amplifier P
Resistance R6, and positive pole be connected with the output end of amplifier P, negative pole ground connection polar capacitor C4 composition；The polarity electricity
Hold the negative pole of C1 as the input of high-pass filtering circuit and be connected with temperature sensor；The company of the resistance R4 and resistance R3
Contact is grounded；The P poles of the voltage-regulator diode D2 are also connected with external power source；The negative pole and adjustable resistance of the amplifier P
The adjustable side of R5 is connected, the negative electrode of amplifier P ground connection, its output end as high-pass filtering circuit output end and with list
Piece machine is connected.
The three-terminal voltage-stabilizing circuit by voltage stabilizing chip U, three collector VT2, three collector VT3, the VIN of one end and voltage stabilizing chip U
Pin is connected, the resistance R8 of other end ground connection, and positive pole is connected with the base stage of three collector VT2, negative pole and voltage stabilizing chip U
The polar capacitor C5 that VIN pins are connected, positive pole is connected after resistance R7 with the emitter stage of three collector VT2, negative pole and three collection
Polar capacitor C6, the P pole that the emitter stage of pipe VT3 is connected is connected after resistance R9 with the colelctor electrode of three collector VT2, N poles with
The diode D3 that the base stage of three collector VT3 is connected, positive pole is connected with the ADJ pins of voltage stabilizing chip U after resistance R12, bears
Pole ground connection polar capacitor C9, positive pole is connected with the N poles of diode D3, negative pole after inductance L with the positive pole of polar capacitor C9
The polar capacitor C8 being connected, one end is connected with the negative pole of polar capacitor C8, the other end is connected with the negative pole of polar capacitor C9
Resistance R13, the P pole for connecing is connected after adjustable resistance R10 with the VOUT pins of voltage stabilizing chip U, N poles and polar capacitor C9 it is negative
The diode D4 that pole is connected, and positive pole be connected with the positive pole of polar capacitor C8, negative pole after resistance R11 with diode D4
P poles be connected polar capacitor C7 composition；The negative pole ground connection of the polar capacitor C7；The positive pole conduct of the polar capacitor C9
The output end of three-terminal voltage-stabilizing circuit is simultaneously connected with the second solid-state relay；Grounded collector, its base stage of the three collectors VT3
Positive pole also with polar capacitor C8 is connected.
In order to improve practical effect of the invention, the voltage stabilizing chip U is LM3117 integrated chips.
The present invention compared with prior art, with advantages below and beneficial effect：
(1) high-pass filtering circuit of the invention can passed to the low frequency signal in the signal of temperature sensor output and signal
The current interference signal produced during defeated disappear, and makes signal more steady, more accurate；Three-terminal voltage-stabilizing circuit energy of the invention
Driving current to single-chip microcomputer output is adjusted, and makes the driving current of output more stable, ensures that temperature control system
The temperature controlled degree of accuracy united to rape drying plant, improves the stability of the driving current of temperature control system output, makes oil
Dish drying plant heating-up temperature is more stable, effectively raises the dries quantity and rape oil pump capacity of rape.
(2) it is controlled come the break-make to circuit present invention employs two solid-state relays, effectively reduces electric current
Impulsive force, so as to improve reliability of the invention, practicality.
Brief description of the drawings
Fig. 1 is circuit structure block diagram of the invention.
Fig. 2 is the electrical block diagram of high-pass filtering circuit of the invention.
Fig. 3 is the electrical block diagram of three-terminal voltage-stabilizing circuit of the invention.
Specific embodiment
With reference to embodiment, the present invention is described in further detail, but embodiments of the present invention not limited to this.
Embodiment
As shown in figure 1, a kind of rape drying plant temperature control system, mainly by single-chip microcomputer, is connected with single-chip microcomputer
Memory module, high-pass filtering circuit, power supply and the first solid-state relay, the temperature sensor being connected with high-pass filtering circuit,
The three-terminal voltage-stabilizing circuit being connected with solid-state relay, and the second solid-state relay group being connected with three-terminal voltage-stabilizing circuit
Into；The temperature sensor is also connected with power supply.
Wherein, single-chip microcomputer of the invention employs FM8PE59A single-chip microcomputers to realize, the power input interface of the single-chip microcomputer
It is connected with power supply, and power supply is then 6V dc sources, the 6V dc sources provide various electricity for single-chip microcomputer and temperature sensor
Pressure.The signal input interface INT of single-chip microcomputer is connected with high-pass filtering circuit, comparator interface SSB and the SSC difference of single-chip microcomputer
It is connected with memory module.Memory module then employs AT24C256 type EEPROM memory modules, the input of the memory module
It is connected with the comparator interface SSB of single-chip microcomputer, its feedback end is connected with the comparator interface SSC of single-chip microcomputer, and the storage
Module is used for the temperature value of storing and setting.The control electric current output interface of single-chip microcomputer is connected with the first solid-state relay.
During operation, the 010-57414016 temperature sensors that temperature sensor of the invention employs the production of Bo Rui companies come
Realize, the temperature sensor is used to be acquired the temperature of the baking vessel of rape drying plant, and the temperature sensor will be gathered
Temperature information be converted to electric signal after be transferred to high-pass filtering circuit.The high-pass filtering circuit to low frequency signal in electric signal and
Signal current interference signal produced in the transmission disappear or suppress, and makes electric signal more steady, more accurate, high-pass filtering
Circuit is by filtered electric signal transmission to single-chip microcomputer.The electric signal of reception is then converted to number by the converter in the single-chip microcomputer
It is believed that number, and the arithmetic unit in single-chip microcomputer obtains temperature value after being then analyzed treatment to data-signal, the arithmetic unit is then incited somebody to action
To temperature value compared with the temperature value of memory module memory storage by the comparator in single-chip microcomputer.If single-chip microcomputer is obtained
When the temperature value for arriving is less than the temperature value of memory module memory storage, then output control electric current is solid to first for the controller in single-chip microcomputer
Body relay, the first solid-state relay obtains electric and switched on, and three-terminal voltage-stabilizing circuit obtains electric, and the three-terminal voltage-stabilizing circuit is to the strong of electric current
Degree is adjusted, and electric current is kept stabilization, and the electric current after adjustment is transferred to the second solid-state relay by the three-terminal voltage-stabilizing circuit, the
Two solid-state relays obtain electric and switched on, and the relay exports the heater of the driving current to rape drying plant of stabilization, should
Heater obtains electric, and heater starts to being heated in baking vessel, until the temperature value in baking vessel and memory module memory storage
Temperature value it is consistent.So that the temperature in baking vessel can well remain rape baking needed temperature, effectively raise
The dries quantity and rape oil pump capacity of rape.
Meanwhile, described high-pass filtering circuit such as Fig. 2 institutes, its by model 3DG12 three collector VT1, model OP364
Amplifier P, resistance for 10K Ω resistance R1, resistance R4, resistance for 20K Ω resistance R2, resistance for 5K Ω resistance R3,
Resistance is the adjustable resistance R5 of 0~100K Ω, and capacitance is polar capacitor C1, polar capacitor C2, the polar capacitor C3 of 0.1 μ F, is held
It is the polar capacitor C4 of 10 μ F to be worth, the diode D1 of model 1N4014, and model 1N4002 voltage-regulator diode D2 groups
Into.
During connection, the base stage of the negative pole of polar capacitor C1 with three collector VT after resistance R2 is connected, and positive pole is through resistance R1
The colelctor electrode with three collector VT1 is connected afterwards.The P poles of diode D1 are connected with the negative pole of polar capacitor C1, and N poles are sequentially through electricity
It is connected with the emitter stage of three collector VT1 after resistance R4 and resistance R3.The P poles of voltage-regulator diode D2 and the colelctor electrode of three collector VT1
It is connected, N poles are connected with the positive electrode of amplifier P.
The positive pole of polar capacitor C2 is connected with the emitter stage of three collector VT1, and negative pole is connected with the positive pole of amplifier P.
One end of adjustable resistance R5 is connected with the negative pole of polar capacitor C2, other end ground connection.The positive pole of polar capacitor C3 and amplifier P
Positive pole be connected, negative pole is connected with the output end of amplifier P.One end of resistance R6 is connected with the positive pole of amplifier P, separately
One end is connected with the output end of amplifier P.The positive pole of polar capacitor C4 is connected with the output end of amplifier P, negative pole ground connection.
The negative pole of the polar capacitor C1 as high-pass filtering circuit input and be connected with temperature sensor；It is described
The tie point of resistance R4 and resistance R3 is grounded；The P poles of the voltage-regulator diode D2 are also connected with external power source, the external power source
It is the dc source of 3.5V, the 3.5V dc sources provide operating voltage for whole circuit；The negative pole of the amplifier P with it is adjustable
The adjustable side of resistance R5 is connected, the negative electrode of amplifier P ground connection, its output end as high-pass filtering circuit output end simultaneously
It is connected with single-chip microcomputer.
During operation, the electric signal transmission that temperature sensor is exported is to resistance R1, resistance R2, three collector VT1 and polar capacitor
The filter amplifier that C1 is formed, the operating voltage of the filter amplifier is the DC voltage of 3.5V, and the filter amplifier is to signal
In low-pass signal disappear, while be adjusted to the electric current of signal, the signal of filter amplifier output is through polarity electricity
Hold C2 to be filtered again, filtered signal transmission is to amplifier P, external power source after carrying out voltage stabilizing through voltage-regulator diode D2
Amplifier P provides the 3.5V operating voltages of stabilization, and amplifier P is amplified to the frequency of signal；Meanwhile, polar capacitor C3 and
The high-cut filter that resistance R6 is formed is filtered to the signal after amplification, the electric current for effectively being produced in transmitting procedure to signal
Interference signal disappear, and considers the current interference signal for and discharged over the ground through polar capacitor C4, so that high-pass filtering circuit
Realize the current interference signal that low frequency signal and signal in the signal to temperature sensor output are produced in transmitting procedure
Disappear, make that signal is more steady, more accurately effect.
Further, the three-terminal voltage-stabilizing circuit is as shown in figure 3, it is by voltage stabilizing chip U, three collectors of model 3AX81
VT2, three collector VT3, resistance are the resistance R7 of 1K Ω, and resistance is resistance R8, the resistance R11 of 10K Ω, and resistance is the resistance of 4K Ω
R9, resistance is the adjustable resistance R10 of 0~100K Ω, and resistance is the resistance R12 of 40K Ω, and resistance is the resistance R13 of 20K Ω, is held
It is worth polar capacitor C5, the polar capacitor C9 for 10 μ F, capacitance is the polar capacitor C6 of 2 μ F, polar capacitor C8, and capacitance is 4 μ F
The diode D3 of polar capacitor C7, model 1N4012, diode D4, and constituted from the inductance L that inductance value is 50 μ H.
During connection, one end of resistance R8 is connected with the VIN pins of voltage stabilizing chip U, other end ground connection.Polar capacitor C5's
Positive pole is connected with the base stage of three collector VT2, and negative pole is connected with the VIN pins of voltage stabilizing chip U.The positive pole warp of polar capacitor C6
Emitter stage after resistance R7 with three collector VT2 is connected, and negative pole is connected with the emitter stage of three collector VT3.The P poles of diode D3
Colelctor electrode with three collector VT2 after resistance R9 is connected, and N poles are connected with the base stage of three collector VT3.Polar capacitor C9 is just
Pole is connected after resistance R12 with the ADJ pins of voltage stabilizing chip U, negative pole ground connection.
The positive pole of polar capacitor C8 is connected with the N poles of diode D3, negative pole after inductance L with the positive pole of polar capacitor C9
It is connected.One end of resistance R13 is connected with the negative pole of polar capacitor C8, and the other end is connected with the negative pole of polar capacitor C9.
The P poles of diode D4 are connected after adjustable resistance R10 with the VOUT pins of voltage stabilizing chip U, the negative pole of N poles and polar capacitor C9
It is connected.The positive pole of polar capacitor C7 is connected with the positive pole of polar capacitor C8, negative pole after resistance R11 with the P of diode D4
Pole is connected.
The negative pole ground connection of the polar capacitor C7；The positive pole of the polar capacitor C9 as three-terminal voltage-stabilizing circuit output end
And be connected with the second solid-state relay；The grounded collector of the three collectors VT3, its base stage also with the positive pole of polar capacitor C8
It is connected.
During operation, when electric current on the basis of the electric current of the first solid-state relay output, electric current carries out current limliting through resistance R7, limit
Electric current after stream makes polar capacitor C6 reach saturation, and polar capacitor C6 release currents, three collector VT3 obtain electric and switched on, while
Three collector VT2 are switched in the presence of input current, and the electric current of three collector VT2 outputs carries out current limliting through resistance R9, after current limliting
Current load on diode D3, diode D3 conductings, the electric current of diode D3 outputs makes the electricity in the base stage of three collector VT3
Stream enhancing, the forceful electric power that three collector VT3 exports flows through inductance L dam export the electric current of stabilization to the second relay after buffering,
Relay conducting provides operating current for the heater of rape drying plant.When the electric current of the first solid-state relay output is low electricity
During stream, electric current makes the electric current of polar capacitor C5 saturations, polar capacitor C5 outputs three collector VT3 is in cut-off state, and electric current is then
The VIN pins input voltage stabilizing chip U of voltage stabilizing chip U, the throttle regulator of crossing in voltage stabilizing chip U is adjusted to the intensity of electric current,
Electric current after regulation is then exported through the VOUT pins of voltage stabilizing chip U, and the electric current of output is formed through adjustable resistance R10 and resistance R11
High impedance device dammed, the electric current after damming is filtered through polar capacitor C7 and polar capacitor C8 after concatenation, effectively
The current interference signal that will be remained in signal disappear, make signal more steady, more stable, the signal after having crossed is through inductance L
Exported after being dammed, so that the regulation of three-terminal voltage-stabilizing circuit realiration to the intensity of output current.
The present invention is combined by high-pass filtering circuit and three-terminal voltage-stabilizing circuit, can be in the signal of temperature sensor output
Low frequency signal and the current interference signal that is produced in transmitting procedure of signal disappear, make signal more steady, more accurate, and
Driving current to single-chip microcomputer output is adjusted, and makes the driving current of output more stable, ensures that temperature control system
The temperature controlled degree of accuracy united to rape drying plant, improves the stability of the driving current of temperature control system output, makes oil
Dish drying plant heating-up temperature is more stable, effectively raises the dries quantity and rape oil pump capacity of rape.
As described above, just can well realize the present invention.
Claims (4)
1. a kind of rape drying plant temperature control system, it is characterised in that：Mainly by single-chip microcomputer, what is be connected with single-chip microcomputer deposits
Storage module, high-pass filtering circuit, power supply and the first solid-state relay, the temperature sensor being connected with high-pass filtering circuit, with
The three-terminal voltage-stabilizing circuit that solid-state relay is connected, and the second solid-state relay composition being connected with three-terminal voltage-stabilizing circuit；
The temperature sensor is also connected with power supply.
2. a kind of rape drying plant temperature control system according to claim 1, it is characterised in that：The high-pass filtering electricity
Route three collector VT1, amplifier P, negative pole is connected after resistance R2 with the base stage of three collector VT, positive pole after resistance R1 with three
Polar capacitor C1, the P pole that the colelctor electrode of collector VT1 is connected is connected with the negative pole of polar capacitor C1, N poles are sequentially through resistance R4
Be connected with the colelctor electrode of three collector VT1 with diode D1, the P pole being connected with the emitter stage of three collector VT1 after resistance R3, N
The voltage-regulator diode D2 that pole is connected with the positive electrode of amplifier P, positive pole is connected with the emitter stage of three collector VT1, negative pole with
The polar capacitor C2 that the positive pole of amplifier P is connected, one end is connected with the negative pole of polar capacitor C2, the other end ground connection it is adjustable
Resistance R5, the polar capacitor C3 that positive pole is connected with the positive pole of amplifier P, negative pole is connected with the output end of amplifier P, one end
Be connected with the positive pole of amplifier P, the resistance R6 that the other end is connected with the output end of amplifier P, and positive pole and amplifier P
Output end be connected, negative pole ground connection polar capacitor C4 composition；The negative pole of the polar capacitor C1 is used as high-pass filtering circuit
Input and be connected with temperature sensor；The tie point of the resistance R4 and resistance R3 is grounded；The voltage-regulator diode D2
P poles be also connected with external power source；The negative pole of the amplifier P is connected with the adjustable side of adjustable resistance R5, amplifier P
Negative electrode ground connection, its output end as high-pass filtering circuit output end and be connected with single-chip microcomputer.
3. a kind of rape drying plant temperature control system according to claim 2, it is characterised in that：The three-terminal voltage-stabilizing electricity
Route voltage stabilizing chip U, three collector VT2, three collector VT3, one end is connected with the VIN pins of voltage stabilizing chip U, the other end is grounded
Resistance R8, the polar capacitor that positive pole is connected with the base stage of three collector VT2, negative pole is connected with the VIN pins of voltage stabilizing chip U
C5, the pole that positive pole is connected after resistance R7 with the emitter stage of three collector VT2, negative pole is connected with the emitter stage of three collector VT3
Property electric capacity C6, P poles are connected after resistance R9 with the colelctor electrode of three collector VT2, N poles are connected with the base stage of three collector VT3
Diode D3, positive pole is connected after resistance R12 with the ADJ pins of voltage stabilizing chip U, the polar capacitor C9 of negative pole ground connection, positive pole
Be connected with the N poles of diode D3, the polar capacitor C8 that negative pole is connected after inductance L with the positive pole of polar capacitor C9, one end
It is connected with the negative pole of polar capacitor C8, resistance R13, P poles that the other end is connected with the negative pole of polar capacitor C9 are through adjustable electric
Resistance R10 after be connected with the VOUT pins of voltage stabilizing chip U, the diode D4 that N poles are connected with the negative pole of polar capacitor C9, and
The polar capacitor C7 that positive pole is connected with the positive pole of polar capacitor C8, negative pole is connected after resistance R11 with the P poles of diode D4
Composition；The negative pole ground connection of the polar capacitor C7；The positive pole of the polar capacitor C9 as three-terminal voltage-stabilizing circuit output end simultaneously
It is connected with the second solid-state relay；Grounded collector, its base stage of the three collectors VT3 also with the positive pole phase of polar capacitor C8
Connection.
4. a kind of rape drying plant temperature control system according to claim 3, it is characterised in that：The voltage stabilizing chip U
It is LM3117 integrated chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710006388.XA CN106774513B (en) | 2017-01-05 | 2017-01-05 | A kind of rape drying equipment temperature control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710006388.XA CN106774513B (en) | 2017-01-05 | 2017-01-05 | A kind of rape drying equipment temperature control system |
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| Publication Number | Publication Date |
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| CN106774513A true CN106774513A (en) | 2017-05-31 |
| CN106774513B CN106774513B (en) | 2018-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710006388.XA Active CN106774513B (en) | 2017-01-05 | 2017-01-05 | A kind of rape drying equipment temperature control system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100234618B1 (en) * | 1997-10-08 | 1999-12-15 | 이두철 | Converter for power supply to transmitter including separated power basis |
| CN203502862U (en) * | 2013-10-08 | 2014-03-26 | 胡永才 | Constant temperature controller for culturing farm |
| CN204028727U (en) * | 2014-07-07 | 2014-12-17 | 盐城师范学院 | One incubates beehive temperature-control circuit |
| CN105404334A (en) * | 2015-11-30 | 2016-03-16 | 成都聚汇才科技有限公司 | Dryer temperature control system based on high-pass filter and amplification circuit |
| CN105739561A (en) * | 2014-12-08 | 2016-07-06 | 哈尔滨功成科技创业投资有限公司 | Intelligent temperature control system based on single-chip microcomputer |
-
2017
- 2017-01-05 CN CN201710006388.XA patent/CN106774513B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100234618B1 (en) * | 1997-10-08 | 1999-12-15 | 이두철 | Converter for power supply to transmitter including separated power basis |
| CN203502862U (en) * | 2013-10-08 | 2014-03-26 | 胡永才 | Constant temperature controller for culturing farm |
| CN204028727U (en) * | 2014-07-07 | 2014-12-17 | 盐城师范学院 | One incubates beehive temperature-control circuit |
| CN105739561A (en) * | 2014-12-08 | 2016-07-06 | 哈尔滨功成科技创业投资有限公司 | Intelligent temperature control system based on single-chip microcomputer |
| CN105404334A (en) * | 2015-11-30 | 2016-03-16 | 成都聚汇才科技有限公司 | Dryer temperature control system based on high-pass filter and amplification circuit |
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| Publication number | Publication date |
|---|---|
| CN106774513B (en) | 2018-08-24 |
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