CN111648853A - Fan mute control system and method of generator set - Google Patents
Fan mute control system and method of generator set Download PDFInfo
- Publication number
- CN111648853A CN111648853A CN202010514708.4A CN202010514708A CN111648853A CN 111648853 A CN111648853 A CN 111648853A CN 202010514708 A CN202010514708 A CN 202010514708A CN 111648853 A CN111648853 A CN 111648853A
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- Prior art keywords
- fan
- temperature
- rotating speed
- processing module
- value
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/02—Controlling of coolant flow the coolant being cooling-air
- F01P7/04—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio
- F01P7/048—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio using electrical drives
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/02—Controlling of coolant flow the coolant being cooling-air
- F01P7/026—Thermostatic control
Abstract
The invention provides a fan mute control system and a fan mute control method of a generator set, wherein the fan mute control system comprises a generator set body, and a cooling fan, a fan controller, a cooling fan power supply, a processing module, a temperature acquisition module and a temperature sensor which are arranged on the generator set and used for cooling an engine; the temperature sensor is used for sensing the temperature value of the temperature acquisition point of the engine; the temperature acquisition module is used for acquiring a temperature value sensed by the temperature sensor; the processing module is used for converting the acquired temperature value into a rotating speed value of the cooling fan; and the fan controller controls the rotating speed of the cooling fan according to the received rotating speed value. The invention can adjust the rotating speed of the motor according to the measured temperature of the engine.
Description
Technical Field
The invention relates to the technical field of generator sets, in particular to a fan mute control system and method of a generator set.
Background
The generator set mainly comprises a generator, an engine and a generator set controller. The current generator set runs at full speed in the aspect of control of a cooling fan, and even if the generator set runs at light load, a fan runs at full speed, so that the fan is quite noisy. For some generator sets requiring silent operation in use occasions, the use requirements cannot be met.
Disclosure of Invention
The invention aims to at least solve the technical problems in the prior art, and particularly innovatively provides a fan mute control system of a generator set and a method thereof.
In order to achieve the purpose, the invention provides a fan mute control system of a generator set, which comprises a generator set body, a heat dissipation fan, a fan controller, a heat dissipation fan power supply, a processing module, a temperature acquisition module and a temperature sensor, wherein the heat dissipation fan, the fan controller, the heat dissipation fan power supply, the processing module, the temperature acquisition module and the temperature sensor are arranged on the generator set and used for dissipating heat of an engine;
the temperature data output end of the temperature sensor is connected with the temperature data input end of the temperature acquisition module, the data output end of the temperature acquisition module is connected with the data input end of the processing module, the data output end of the processing module is connected with the data input end of the fan controller, and the data output end of the fan controller is connected with the data input end of the heat dissipation fan; the heat radiation fan power supply supplies power to the heat radiation fan;
the temperature sensor is used for sensing the temperature value of the temperature acquisition point of the engine; the temperature acquisition module is used for acquiring a temperature value sensed by the temperature sensor; the processing module is used for converting the acquired temperature value into a rotating speed value of the cooling fan; and the fan controller controls the rotating speed of the cooling fan according to the received rotating speed value.
The invention also discloses a fan mute control method of the generator set, which comprises the following steps:
s1, initializing the system;
and S2, the fan controller sends a rotating speed value to the cooling fan according to the rotating speed value sent by the processing module.
In conclusion, due to the adoption of the technical scheme, the rotating speed of the motor can be adjusted according to the measured temperature of the engine, and the noise of the motor is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic block diagram of the connection of the present invention.
Fig. 2 is a schematic circuit diagram of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The invention provides a fan mute control system of a generator set, which comprises a generator set body, a heat dissipation fan, a fan controller, a heat dissipation fan power supply, a processing module, a temperature acquisition module and a temperature sensor, wherein the heat dissipation fan, the fan controller, the heat dissipation fan power supply, the processing module, the temperature acquisition module and the temperature sensor are arranged on the generator set and used for engine heat dissipation;
the temperature data output end of the temperature sensor is connected with the temperature data input end of the temperature acquisition module, the data output end of the temperature acquisition module is connected with the data input end of the processing module, the data output end of the processing module is connected with the data input end of the fan controller, and the data output end of the fan controller is connected with the data input end of the heat dissipation fan; the heat radiation fan power supply supplies power to the heat radiation fan;
the temperature sensor is used for sensing the temperature value of the temperature acquisition point of the engine; the temperature acquisition module is used for acquiring a temperature value sensed by the temperature sensor; the processing module is used for converting the acquired temperature value into a rotating speed value of the cooling fan; and the fan controller controls the rotating speed of the cooling fan according to the received rotating speed value.
In a preferred embodiment of the present invention, the temperature acquisition module includes a power supply unit and a temperature data acquisition unit;
the voltage input end of the power supply unit is connected with a +12V power supply, the voltage output end of the power supply unit is connected with the power input end of the temperature data acquisition unit, and the temperature data output end of the temperature data acquisition unit is connected with the temperature data input end of a controller (the controller is a processing module for controlling the rotating speed of the fan) respectively.
In a preferred embodiment of the present invention, as shown in fig. 2, the power supply unit includes: the converter switch terminal SW of the voltage chip u1 is connected to the first terminal of the inductor L1, the second terminal of the inductor L1 is connected to the first terminal of the capacitor C1, the first terminal of the resistor R1, the +12V power supply and the converter power supply terminal V of the voltage chip u1BATThe second end of the capacitor C1 is connected with the power ground, the second end of the resistor R1 is connected with the collector of the triode Q1, the emitter of the triode Q1 is connected with the first end of the resistor R2, the second end of the resistor R2 is connected with the converter enabling end of the voltage chip u1, and the base of the triode Q1 is connected with the enabling output end P1.0 of the controller;
converter voltage output end V of voltage chip u1OUTThe first end of the adjustable resistor RP1, the first end of the capacitor C2, the first end of the capacitor C4, the first end of the capacitor C5 and the power input end of the temperature data acquisition unit are respectively connected with the anode of the light emitting diode LED1, the second end of the capacitor C4 is connected with the power ground, the second end of the capacitor C5 is connected with the power ground, the cathode of the light emitting diode LED1 is connected with the power ground, the second end of the adjustable resistor RP1 and the second end of the capacitor C2 are respectively connected with the first end of the capacitor C3, the first end of the resistor R3 and the converter feedback end FB of the voltage chip u1, the second end of the capacitor C3 is connected with the power ground, the second end of the resistor R3 is connected with the power ground, and the ground end of the voltage chip u1 is connected with the GND. The +12V power supply voltage is converted into the +5V power supply voltage which is stably output, when the voltage chip u1 has voltage output, the light-emitting diode LED1 is lightened, and the staff is prompted that the voltage chip u1 outputs the stable voltage. In this embodiment, the inductance value of the inductor L1 is 2.2uH, the capacitance value of the capacitor C1 is 4.7uF, the resistance value of the resistor R1 is 86 Ω, the resistance value of the resistor R1 is 22 Ω, the triode Q1 is an NPN type triode, the type is C9014, the resistance value of the adjustable resistor RP1 is 1M, the resistance value of the resistor R3 is 56K, the capacitance values of the capacitors C2 and C3 are 22uF, the capacitance value of the capacitor C4 is 30uF, the capacitance value of the capacitor C5 is 4.7uF, the light emitting diode LED1 emits red light when lit, and the type of the voltage chip u1 is TD 8588.
In a preferred embodiment of the invention, the converter voltage output V of the voltage chip u1OUTAnd also with the power supply terminal of the controllerVCCAre connected. The voltage output by the voltage chip u1 is used for providing a stable voltage input for the controller.
In a preferred embodiment of the present invention, the temperature data acquisition unit includes: power supply input end V of temperature data acquisition chip u2SThe temperature data acquisition chip u2 is connected with a power supply ground through a grounding end GND, and the temperature data output end V of the temperature data acquisition chip u2 is connected with a voltage output end of a power supply unitoutAnd is connected with a temperature data input end P1.5 of the controller. In this embodiment, the model of the temperature data acquisition chip u2 is LM 35.
In a preferred embodiment of the present invention, the temperature acquisition and indication circuit further includes: an indication output end P2.5 of the controller is connected with a base electrode of a triode Q2, an emitting electrode of a triode Q2 is connected with an anode of a light emitting diode LED2, a cathode of the light emitting diode LED2 is connected with a power ground, a collector electrode of the triode Q2 is connected with a first end of a resistor R6, a second end of the resistor R6 is connected with a converter voltage output end V of a voltage chip u1OUTAre connected. In this embodiment, the light emitting diode LED2 emits green light when turned on, the resistance of the resistor R6 is 47 Ω, and the transistor Q2 is an NPN-type transistor having a model number of C9014.
In a preferred embodiment of the present invention, the apparatus further comprises an operation detection circuit, and the operation detection signal circuit comprises: the first end of the resistor R4 is connected with the power ground, the second end of the resistor R4 is respectively connected with the first end of the resistor R5 and the detection first end P3.3 of the controller, and the second end of the resistor R5 is connected with the converter voltage output end V of the voltage chip u1OUTAre connected. The operation detection signal circuit monitors whether the voltage chip u1 outputs a voltage value normally. In this embodiment, the controller is a single chip microcomputer, and the type of the controller may be, but is not limited to, SM5964C40QP, the resistance value of the resistor R4 is 2K, and the resistance value of the resistor R5 is 10K.
The invention also discloses a fan mute control method of the generator set, which comprises the following steps:
s1, initializing the system;
and S2, the fan controller sends a rotating speed value to the cooling fan according to the rotating speed value sent by the processing module.
In a preferred embodiment of the present invention, step S1 includes the following steps:
s11, initializing a fan controller;
s12, after the fan controller is initialized, the fan controller sends a processing module initialization command to the processing module through the communication bus to initialize the processing module, and after the processing module is initialized, the fan controller waits for the processing module to send a fan rotating speed value;
and S13, the processing module sends a temperature acquisition module initialization command to the temperature acquisition module to initialize the temperature acquisition module, and the temperature acquisition module waits for the processing module to send an engine temperature acquisition command after initialization.
In a preferred embodiment of the present invention, step S2 includes the following steps:
s21, the fan controller sends a transmission fan rotating speed value to the processing module, and after the processing module receives the transmission fan rotating speed value sent by the fan controller, the processing module sends a temperature value of an engine acquisition point sensed by the acquisition temperature sensor to the temperature acquisition module; after the temperature acquisition module receives a temperature acquisition command sent by the processing module, the temperature acquisition module starts to acquire a temperature value sensed by the temperature sensor and transmits the acquired temperature value to the processing module;
s22, the processing module converts the temperature value into a rotating speed value of the cooling fan and transmits the rotating speed value of the cooling fan to the fan controller;
and S23, the fan controller sends a control signal to the cooling fan power supply to enable the cooling fan power supply to supply power to the cooling fan and send the cooling fan rotating speed value to the cooling fan.
In a preferred embodiment of the present invention, the method further comprises the steps of:
s131, whether a controller (the controller is a processing module for controlling the rotating speed of the fan by the temperature) receives an engine temperature detection command is determined:
if the controller receives the command of detecting the engine temperature, executing step S132;
if the controller does not receive the engine temperature detection command, the controller continues to wait for the engine temperature detection command;
s132, the controller sends a conducting level to the triode Q1 to enable the triode Q1 to be conducted, and the voltage chip u1 starts to work;
s133, whether the voltage value of the operation detection signal circuit detected by the controller is greater than or equal to the preset voltage operation threshold:
if the voltage value of the work detection signal circuit detected by the controller is greater than or equal to the preset work voltage threshold value, the voltage chip u1 works normally;
the calculation method of the preset working voltage threshold value comprises the following steps:
V＝R10*V0/(R4+R5)，
wherein V is a preset working voltage threshold, R5Is the resistance of resistor R5, R4Is the resistance value of resistor R4, V0Is the voltage value output by the voltage chip u 1;
and if the voltage value of the work detection signal circuit detected by the controller is smaller than the preset work voltage threshold value, the controller sends a prompt signal to the display screen, wherein the prompt signal indicates that the voltage chip u1 has a fault.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (2)
1. A fan mute control system of a generator set is characterized by comprising a generator set body, a heat dissipation fan, a fan controller, a heat dissipation fan power supply, a processing module, a temperature acquisition module and a temperature sensor, wherein the heat dissipation fan, the fan controller, the heat dissipation fan power supply, the processing module, the temperature acquisition module and the temperature sensor are arranged on the generator set and used for engine heat dissipation;
the temperature data output end of the temperature sensor is connected with the temperature data input end of the temperature acquisition module, the data output end of the temperature acquisition module is connected with the data input end of the processing module, the data output end of the processing module is connected with the data input end of the fan controller, and the data output end of the fan controller is connected with the data input end of the heat dissipation fan; the heat radiation fan power supply supplies power to the heat radiation fan;
the temperature sensor is used for sensing the temperature value of the temperature acquisition point of the engine; the temperature acquisition module is used for acquiring a temperature value sensed by the temperature sensor; the processing module is used for converting the acquired temperature value into a rotating speed value of the cooling fan; and the fan controller controls the rotating speed of the cooling fan according to the received rotating speed value.
2. A fan mute control method of a generator set is characterized by comprising the following steps:
s1, initializing the system;
and S2, the fan controller sends a rotating speed value to the cooling fan according to the rotating speed value sent by the processing module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010514708.4A CN111648853B (en) | 2020-06-08 | 2020-06-08 | Fan mute control system and method of generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010514708.4A CN111648853B (en) | 2020-06-08 | 2020-06-08 | Fan mute control system and method of generator set |
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| Publication Number | Publication Date |
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| CN111648853A true CN111648853A (en) | 2020-09-11 |
| CN111648853B CN111648853B (en) | 2021-07-20 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0541590A (en) * | 1991-08-06 | 1993-02-19 | Fujitsu Ltd | Cooling fan module unit |
| CN206545539U (en) * | 2017-02-16 | 2017-10-10 | 厦门市派锐克电气有限公司 | A kind of engine-cooling system radiating module |
| US20180058303A1 (en) * | 2016-08-24 | 2018-03-01 | Denso International America, Inc. | Power Booster for Engine Fans |
| CN109026342A (en) * | 2018-08-28 | 2018-12-18 | 江西清华泰豪三波电机有限公司 | A kind of power station mute energy-saving cooling system |
| CN208803899U (en) * | 2018-08-28 | 2019-04-30 | 江西清华泰豪三波电机有限公司 | A kind of power station mute energy-saving cooling system |
-
2020
- 2020-06-08 CN CN202010514708.4A patent/CN111648853B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0541590A (en) * | 1991-08-06 | 1993-02-19 | Fujitsu Ltd | Cooling fan module unit |
| US20180058303A1 (en) * | 2016-08-24 | 2018-03-01 | Denso International America, Inc. | Power Booster for Engine Fans |
| CN206545539U (en) * | 2017-02-16 | 2017-10-10 | 厦门市派锐克电气有限公司 | A kind of engine-cooling system radiating module |
| CN109026342A (en) * | 2018-08-28 | 2018-12-18 | 江西清华泰豪三波电机有限公司 | A kind of power station mute energy-saving cooling system |
| CN208803899U (en) * | 2018-08-28 | 2019-04-30 | 江西清华泰豪三波电机有限公司 | A kind of power station mute energy-saving cooling system |
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| Publication number | Publication date |
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| CN111648853B (en) | 2021-07-20 |
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