CN113796344B - Novel variable-frequency intelligent aerator speed regulation control system - Google Patents
Novel variable-frequency intelligent aerator speed regulation control system Download PDFInfo
- Publication number
- CN113796344B CN113796344B CN202111089306.5A CN202111089306A CN113796344B CN 113796344 B CN113796344 B CN 113796344B CN 202111089306 A CN202111089306 A CN 202111089306A CN 113796344 B CN113796344 B CN 113796344B
- Authority
- CN
- China
- Prior art keywords
- resistor
- aerator
- variable
- diode
- frequency
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
- A01K63/006—Accessories for aquaria or terraria
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00007—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using the power network as support for the transmission
- H02J13/00009—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using the power network as support for the transmission using pulsed signals
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
Abstract
The invention relates to the technical field of aerator speed regulation control, in particular to a novel variable-frequency intelligent aerator speed regulation control system. A novel speed regulation control system of a variable-frequency intelligent aerator comprises a culture pond controller and a variable-frequency aerator, wherein an MCU chip is arranged in the culture pond controller. According to the invention, through the internally integrated pulse generation circuit of the culture pond controller, the power electronic device can be controlled, so that the generation of a speed regulation signal is realized, the signal is completely transmitted by virtue of a power line, the instability of a network transmission signal is avoided, and the use experience of a user is improved; the pulse signal detection circuit integrated in the variable-frequency aerator can effectively detect the pulse signal transmitted by the power line and is used as a given basis for speed regulation of the aerator, so that the maintenance and use cost is reduced; through the mutual cooperation of the pulse generating circuit and the pulse signal detection circuit, the speed regulation control of the variable-frequency aerator can be effectively carried out, and the aeration energy-saving effect is realized.
Description
Technical Field
The invention relates to the technical field of aerator speed regulation control, in particular to a novel variable-frequency intelligent aerator speed regulation control system.
Background
The frequency conversion oxygen-increasing machine possesses energy-conservation, the silence, self-protection, advantages such as non-maintaining, just replace the traditional oxygen-increasing machine mode of asynchronous machine + speed reducer rapidly, but frequency conversion oxygen-increasing machine speed governing instruction adopts the RS485 communication that industry is commonly used through wired mode either, or control through private networks such as GPRS/4G or lora, through this kind of mode, use the maintenance cost height, the unstable fault frequency that easily causes of network, user's use experience has been reduced, hardly obtain user's approval, what is more, directly regard the frequency conversion oxygen-increasing machine as the fixed-frequency machine to use, only start/stop the mode, based on this, we have provided a novel frequency conversion intelligence oxygen-increasing machine speed governing control system.
Disclosure of Invention
The invention aims to provide a novel speed regulation control system of a variable-frequency intelligent aerator, which aims to solve the existing problems: the use and maintenance cost is high, the network is unstable, the failure is easy to frequently occur, and the use experience of a user is reduced.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a novel frequency conversion intelligence oxygen-increasing machine speed governing control system, is including breeding pond controller and frequency conversion oxygen-increasing machine, the internally mounted who breeds the pond controller has the MCU chip, the internal integration who breeds the pond controller has the pulse generation circuit, the pulse generation circuit is used for pulse signal's production, the internal integration of frequency conversion oxygen-increasing machine has pulse signal detection circuitry, pulse signal detection circuitry is used for detecting pulse signal.
Preferably, the pulse generating circuit comprises a driving optocoupler PS, a resistor R1, a resistor R2, a capacitor C1, a resistor R3, a resistor R4 and a thyristor Q, a pin 1 of the driving optocoupler PS is connected with an MCU chip, a pin 2 of the driving optocoupler PS is connected with one end of the resistor R1, the other end of the resistor R1 is connected with the MCU chip, a pin 4 of the driving optocoupler PS is connected with one end of the resistor R4 and a control electrode of the thyristor Q, a pin 6 of the driving optocoupler PS is connected with one end of the resistor R2, the other end of the resistor R2 is connected with one end of the capacitor C1 and one end of the resistor R3, the other end of the capacitor C1 is connected with the other end of the resistor R4 and a second electrode of the thyristor Q, and the other end of the resistor R3 is connected with a first electrode of the thyristor Q.
Preferably, the pulse signal detection circuit comprises a resistor R5, a resistor R6, a diode V1, a diode V2, a resistor R7, a resistor R8, a diode V3, a diode V4, a resistor R9, a resistor R10, a diode V5, a diode V6, a resistor R11, a capacitor C2, a resistor R12, a resistor R13, an optical coupler PC and a resistor R14, wherein one end of the resistor R5 is connected with R in a three-phase power supply inside the variable-frequency aerator, the other end of the resistor R5 is connected with one end of the resistor R6, the other end of the resistor R6 is connected with the anode of the diode V1 and the cathode of the diode V2, one end of the resistor R7 is connected with S in the three-phase power supply inside the variable-frequency aerator, the other end of the resistor R7 is connected with one end of the resistor R8, the other end of the resistor R8 is connected with the anode of the diode V3 and the cathode of the diode V4, resistance R9 'S one end is connected with T in the inside three phase current of frequency conversion oxygen-increasing machine, resistance R9' S the other end is connected with resistance R10 'S one end, resistance R10' S the other end and diode V5 'S anodal and diode V6' S negative pole are connected, diode V1 'S negative pole and diode V3' S negative pole, diode V5 'S negative pole, resistance R11' S one end, electric capacity C2 'S one end and resistance R12' S one end are connected, diode V2 'S positive pole and diode V4' S the anodal, diode V6 'S the anodal, resistance R11' S the other end, electric capacity C2 'S other end resistance R13' S one end and the No. 2 pins of opto-coupler PC are connected, resistance R12 'S the other end and the No. 1 pin of opto-coupler PC are connected, no. 3 pin ground connection of opto-coupler PC, no. 4 pins and resistance R14' S one end and MCU chip are connected, another termination 5V power of resistance R14.
Preferably, the pulse generating circuit is connected in series with an R phase in a three-phase power supply inside the variable-frequency aerator.
Preferably, the pulse generating circuit is connected with an S phase in a three-phase power supply inside the variable-frequency aerator in series.
Preferably, the pulse generating circuit is connected in series with a T phase in a three-phase power supply inside the variable-frequency aerator.
The invention has at least the following beneficial effects:
1. according to the invention, through the internally integrated pulse generation circuit of the culture pond controller, the power electronic device can be controlled, so that the generation of a speed regulation signal is realized, the signal is completely transmitted by virtue of a power line, the instability of network transmission signals is avoided, and the use experience of a user is improved.
2. The pulse signal detection circuit integrated in the variable-frequency aerator can effectively detect the pulse signal transmitted by the power line and serve as the given basis for speed regulation of the aerator, so that the maintenance and use cost is reduced.
3. The invention can effectively control the speed regulation of the variable-frequency aerator and realize the effects of aeration and energy saving by the mutual matching of the pulse generating circuit and the pulse signal detection circuit.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a pulse generating circuit according to the present invention;
FIG. 3 is a schematic diagram of a pulse signal detection circuit according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment is as follows: referring to fig. 1-3, a novel speed regulation control system of a variable-frequency intelligent aerator comprises a culture pond controller and a variable-frequency aerator, wherein an MCU (microprogrammed control unit) chip is installed in the culture pond controller, a pulse generation circuit is integrated in the culture pond controller and used for generating pulse signals, and a pulse signal detection circuit is integrated in the variable-frequency aerator and used for detecting the pulse signals;
the pulse generating circuit comprises a driving optocoupler PS, a resistor R1, a resistor R2, a capacitor C1, a resistor R3, a resistor R4 and a thyristor Q;
the pin 1 of the driving optocoupler PS is connected with the MCU chip, the pin 2 of the driving optocoupler PS is connected with one end of the resistor R1, the other end of the resistor R1 is connected with the MCU chip, the pin 4 of the driving optocoupler PS is connected with one end of the resistor R4 and the control electrode of the thyristor Q, the pin 6 of the driving optocoupler PS is connected with one end of the resistor R2, the other end of the resistor R2 is connected with one end of the capacitor C1 and one end of the resistor R3, the other end of the capacitor C1 is connected with the other end of the resistor R4 and the second electrode of the thyristor Q, and the other end of the resistor R3 is connected with the first electrode of the thyristor Q;
the pulse generating circuit is connected in series with the R phase in the three-phase power supply in the variable-frequency aerator, the pulse generating circuit is connected in series with the S phase in the three-phase power supply in the variable-frequency aerator, the pulse generating circuit is connected in series with the T phase in the three-phase power supply in the variable-frequency aerator, and any phase of the pulse generating circuit can be used for generating a pulse signal, so that the installation convenience is improved.
The pulse signal detection circuit comprises a resistor R5, a resistor R6, a diode V1, a diode V2, a resistor R7, a resistor R8, a diode V3, a diode V4, a resistor R9, a resistor R10, a diode V5, a diode V6, a resistor R11, a capacitor C2, a resistor R12, a resistor R13, an optocoupler PC and a resistor R14;
one end of a resistor R5 is connected with R in a three-phase power supply inside the variable-frequency aerator, the other end of the resistor R5 is connected with one end of a resistor R6, the other end of the resistor R6 is connected with the anode of a diode V1 and the cathode of a diode V2, one end of a resistor R7 is connected with S in the three-phase power supply inside the variable-frequency aerator, the other end of the resistor R7 is connected with one end of a resistor R8, the other end of the resistor R8 is connected with the anode of a diode V3 and the cathode of a diode V4, one end of a resistor R9 is connected with T in the three-phase power supply inside the variable-frequency aerator, the other end of the resistor R9 is connected with one end of a resistor R10, and the other end of the resistor R10 is connected with the anode of the diode V5 and the cathode of the diode V6, diode V1 'S negative pole and diode V3' S negative pole, diode V5 'S negative pole, resistance R11' S one end, electric capacity C2 'S one end and resistance R12' S one end are connected, diode V2 'S positive pole and diode V4' S positive pole, diode V6 'S positive pole, resistance R11' S the other end, electric capacity C2 'S other end resistance R13' S one end and opto-coupler PC 'S No. 2 pin are connected, resistance R12' S the other end and resistance R13 'S the other end and opto-coupler PC' S No. 1 pin are connected, opto-coupler PC 'S No. 3 pin ground connection, opto-coupler PC' S No. 4 pin and resistance R14 'S one end and MCU chip are connected, resistance R14' S another termination 5V power.
The working principle is as follows: when the pulse generating circuit is used, a short pulse is formed in any phase circuit of the main power supply loop through the pulse generating circuit, and therefore signal transmission is completed. Assuming that the width of the pulse generated by the controller is t1 and the pulse number detected by the pulse signal detection circuit of the variable-frequency aerator is n1, the time interval of 0-t1 represents the rotating speed of the variable-frequency aerator of 0-100%, and n1 represents the maximum rotating speed of the variable-frequency aerator to calibrate the speed regulation system. The culture pond controller and the variable-frequency aerator are connected through a plurality of power lines, when the pulse signal detection circuit detects that any phase circuit has pulses, the pulses are counted, so that the rotating speed signal sent by the culture pond controller is sensed, and the rotating speed of the variable-frequency aerator is controlled. The controller can carry out on-off control to power electronics to realize the production of speed governing signal, this signal relies on the power line to convey completely, has avoided the unstability of network transmission signal, has promoted user's use and has experienced, can effectually detect the pulse signal that the power line conveying came, gives the basis as the speed governing of oxygen-increasing machine, has reduced the maintenance cost, and the cost is reduced can effectually carry out speed governing control to the frequency conversion oxygen-increasing machine, realizes the energy-conserving effect of oxygenation.
The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. A novel speed regulation control system of a variable-frequency intelligent aerator comprises a culture pond controller and a variable-frequency aerator, and is characterized in that an MCU chip is installed inside the culture pond controller, a pulse transmitting circuit is integrated inside the culture pond controller and used for transmitting pulse signals, and a signal detection circuit is integrated inside the variable-frequency aerator and used for detecting the pulse signals;
the pulse transmitting circuit comprises a thyristor PS, a resistor R1, a resistor R2, a capacitor C1, a resistor R3, a resistor R4 and a thyristor Q, wherein a pin 1 of the thyristor PS is connected with an MCU chip, a pin 2 of the thyristor PS is connected with one end of the resistor R1, the other end of the resistor R1 is connected with the MCU chip, a pin 4 of the thyristor PS is connected with one end of the resistor R4 and a control electrode of the thyristor Q, a pin 6 of the thyristor PS is connected with one end of the resistor R2, the other end of the resistor R2 is connected with one end of the capacitor C1 and one end of the resistor R3, the other end of the capacitor C1 is connected with a second electrode of the thyristor Q at the other end of the resistor R4, and the other end of the resistor R3 is connected with a first electrode of the thyristor Q;
the signal detection circuit comprises a resistor R5, a resistor R6, a diode V1, a diode V2, a resistor R7, a resistor R8, a diode V3, a diode V4, a resistor R9, a resistor R10, a diode V5, a diode V6, a resistor R11, a capacitor C2, a resistor R12, a resistor R13, a pulse counter PC and a resistor R14, one end of the resistor R5 is connected with R in a three-phase power supply in the variable-frequency aerator, the other end of the resistor R5 is connected with one end of the resistor R6, the other end of the resistor R6 is connected with the anode of the diode V1 and the cathode of the diode V2, one end of the resistor R7 is connected with S in a three-phase power supply in the variable-frequency aerator, the other end of the resistor R7 is connected with one end of a resistor R8, the other end of the resistor R8 is connected with the anode of the diode V3 and the cathode of the diode V4, one end of the resistor R9 is connected with the T in the three-phase power supply inside the variable-frequency aerator, the other end of the resistor R9 is connected with one end of the resistor R10, the other end of the resistor R10 is connected with the anode of the diode V5 and the cathode of the diode V6, the cathode of the diode V1 is connected with the cathode of the diode V3, the cathode of the diode V5, one end of the resistor R11, one end of the capacitor C2 and one end of the resistor R12, the anode of the diode V2 is connected with the anode of the diode V4, the anode of the diode V6, the other end of the resistor R11, one end of the resistor R13 at the other end of the capacitor C2 and the No. 2 pin of the pulse counter PC, the other end of the resistor R12 is connected with the other end of the resistor R13 and a No. 1 pin of the pulse counter PC, and a pin 3 of the pulse counter PC is grounded, a pin 4 of the pulse counter PC is connected with one end of the resistor R14 and the MCU chip, and the other end of the resistor R14 is connected with a 5V power supply.
2. The novel speed regulation control system of the variable-frequency intelligent aerator as claimed in claim 1, wherein the pulse transmitting circuit is connected in series with R phase in a three-phase power supply inside the variable-frequency aerator.
3. The novel speed regulation control system of the variable-frequency intelligent aerator as claimed in claim 1, wherein the pulse transmitting circuit is connected in series with an S phase in a three-phase power supply inside the variable-frequency aerator.
4. The novel speed regulation control system of the variable-frequency intelligent aerator as claimed in claim 1, wherein the pulse transmitting circuit is connected in series with a T phase in a three-phase power supply inside the variable-frequency aerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111089306.5A CN113796344B (en) | 2021-09-16 | 2021-09-16 | Novel variable-frequency intelligent aerator speed regulation control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111089306.5A CN113796344B (en) | 2021-09-16 | 2021-09-16 | Novel variable-frequency intelligent aerator speed regulation control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113796344A CN113796344A (en) | 2021-12-17 |
| CN113796344B true CN113796344B (en) | 2022-11-25 |
Family
ID=78941396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111089306.5A Active CN113796344B (en) | 2021-09-16 | 2021-09-16 | Novel variable-frequency intelligent aerator speed regulation control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113796344B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5525154A (en) * | 1978-08-14 | 1980-02-22 | Toshin Kogyo Kk | Thyristor phase controller |
| US4387327A (en) * | 1977-07-04 | 1983-06-07 | GFM Gesellschaft fur Fertigungstechnik und Maschinebau Aktiengesellschaft | Numerical control system for a crankshaft milling machine integral interpolators |
| JPH03207225A (en) * | 1990-01-08 | 1991-09-10 | Hitachi Ltd | Power converter |
| AU4611693A (en) * | 1989-02-17 | 1993-11-18 | Integrated Silicon Design Pty Ltd | Transponder system |
| US6264431B1 (en) * | 1999-05-17 | 2001-07-24 | Franklin Electric Co., Inc. | Variable-speed motor drive controller for a pump-motor assembly |
| CN101051888A (en) * | 2006-04-04 | 2007-10-10 | 北京信威通信技术股份有限公司 | Obtaining and keeping synchronous method for base station |
| CN202083968U (en) * | 2011-03-15 | 2011-12-21 | 中国水产科学研究院渔业机械仪器研究所 | Intelligent aquaculture aerator control system |
| CN202616979U (en) * | 2012-05-23 | 2012-12-19 | 荣信电力电子股份有限公司 | Low voltage ride through thyristor high speed switching pulse trigger device |
| JP2014179945A (en) * | 2013-03-15 | 2014-09-25 | Tokyo Electric Power Co Inc:The | Power line communication device |
| CN204790463U (en) * | 2015-06-26 | 2015-11-18 | 魏远良 | Remote monitoring frequency conversion intelligence water supply system based on power line carrier communication |
| CN206344952U (en) * | 2016-12-31 | 2017-07-21 | 深圳市翌卡本智能科技有限公司 | A kind of dampening assembly suitable for Segway Human Transporter wheel |
| CN107917097A (en) * | 2017-11-29 | 2018-04-17 | 国网河南省电力公司社旗县供电公司 | A kind of fan intelligent thermoregulating control system |
| CN208001900U (en) * | 2018-03-21 | 2018-10-26 | 郑州鸿柚智能科技有限公司 | A kind of oxygen-enriching machine in fish pond intelligence control system |
| CN208300738U (en) * | 2018-05-02 | 2019-01-01 | 晶傲威电气（常州）有限公司 | The control system of aerator |
| CN109507487A (en) * | 2018-11-21 | 2019-03-22 | 华自科技股份有限公司 | Thyristor triggering impulse signal deteching circuit |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH432626A (en) * | 1966-03-23 | 1967-03-31 | Landis & Gyr Ag | Ripple control transmission system for audio frequency ripple control |
| CH597589A5 (en) * | 1973-07-10 | 1978-04-14 | Nuova San Giorgio Spa | |
| US4752866A (en) * | 1985-04-22 | 1988-06-21 | National Distillers And Chemical Corporation | Ozonator power supply employing a current source inverter |
| US5177677A (en) * | 1989-03-08 | 1993-01-05 | Hitachi, Ltd. | Power conversion system |
| CN2919319Y (en) * | 2006-04-27 | 2007-07-04 | 薛庆源 | Automatic oxygen-adding control device in aquiculture |
| US8350678B1 (en) * | 2008-03-05 | 2013-01-08 | Universal Lighting Technologies, Inc. | Power line dimming controller and receiver |
| CN102890235B (en) * | 2011-07-18 | 2015-09-02 | 西门子公司 | A kind of fault detection method and device |
| FR3008249B1 (en) * | 2013-07-08 | 2017-04-21 | Ergylink | DEVICE FOR PILOTING THE OPERATION OF A POWER CHARGE IN AN ELECTRICAL NETWORK, METHOD AND SYSTEM THEREOF |
| CN205106060U (en) * | 2015-11-23 | 2016-03-30 | 湖南理工职业技术学院 | Automatic oxygenation system of solar energy |
| CN105589382B (en) * | 2015-12-22 | 2019-02-26 | 江阴市辉龙电热电器有限公司 | A kind of alarm of heater and control module |
| US10012213B2 (en) * | 2016-02-04 | 2018-07-03 | General Electric Company | System and method for upgrading multivendor wind turbines |
| CN206258717U (en) * | 2016-11-11 | 2017-06-16 | 华中农业大学 | Green grass long distance control system based on raspberry group |
| CN106719272A (en) * | 2016-12-16 | 2017-05-31 | 江苏金翔环保科技有限公司 | Underwater Deep Silt oxygenation sterilization ozone machine |
| CN109445336B (en) * | 2018-10-30 | 2022-05-17 | 温州市麦特力克电器有限公司 | Switch control circuit and switch control system |
-
2021
- 2021-09-16 CN CN202111089306.5A patent/CN113796344B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4387327A (en) * | 1977-07-04 | 1983-06-07 | GFM Gesellschaft fur Fertigungstechnik und Maschinebau Aktiengesellschaft | Numerical control system for a crankshaft milling machine integral interpolators |
| JPS5525154A (en) * | 1978-08-14 | 1980-02-22 | Toshin Kogyo Kk | Thyristor phase controller |
| AU4611693A (en) * | 1989-02-17 | 1993-11-18 | Integrated Silicon Design Pty Ltd | Transponder system |
| JPH03207225A (en) * | 1990-01-08 | 1991-09-10 | Hitachi Ltd | Power converter |
| US6264431B1 (en) * | 1999-05-17 | 2001-07-24 | Franklin Electric Co., Inc. | Variable-speed motor drive controller for a pump-motor assembly |
| CN101051888A (en) * | 2006-04-04 | 2007-10-10 | 北京信威通信技术股份有限公司 | Obtaining and keeping synchronous method for base station |
| CN202083968U (en) * | 2011-03-15 | 2011-12-21 | 中国水产科学研究院渔业机械仪器研究所 | Intelligent aquaculture aerator control system |
| CN202616979U (en) * | 2012-05-23 | 2012-12-19 | 荣信电力电子股份有限公司 | Low voltage ride through thyristor high speed switching pulse trigger device |
| JP2014179945A (en) * | 2013-03-15 | 2014-09-25 | Tokyo Electric Power Co Inc:The | Power line communication device |
| CN204790463U (en) * | 2015-06-26 | 2015-11-18 | 魏远良 | Remote monitoring frequency conversion intelligence water supply system based on power line carrier communication |
| CN206344952U (en) * | 2016-12-31 | 2017-07-21 | 深圳市翌卡本智能科技有限公司 | A kind of dampening assembly suitable for Segway Human Transporter wheel |
| CN107917097A (en) * | 2017-11-29 | 2018-04-17 | 国网河南省电力公司社旗县供电公司 | A kind of fan intelligent thermoregulating control system |
| CN208001900U (en) * | 2018-03-21 | 2018-10-26 | 郑州鸿柚智能科技有限公司 | A kind of oxygen-enriching machine in fish pond intelligence control system |
| CN208300738U (en) * | 2018-05-02 | 2019-01-01 | 晶傲威电气（常州）有限公司 | The control system of aerator |
| CN109507487A (en) * | 2018-11-21 | 2019-03-22 | 华自科技股份有限公司 | Thyristor triggering impulse signal deteching circuit |
Non-Patent Citations (1)
| Title |
|---|
| 基于单片机的脉冲信号参数测量系统;陈蓉;《电子设计工程》;20180720;第153-157页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113796344A (en) | 2021-12-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104079071A (en) | Power line carrier power utilization parameter receiving control device and method | |
| CN107333703A (en) | A kind of Penaeus Vannmei pond culture water quality intelligence control system | |
| CN113796344B (en) | Novel variable-frequency intelligent aerator speed regulation control system | |
| CN201114083Y (en) | Ethernet network terminal port power feed type optical network unit stairway exchange device | |
| CN207166158U (en) | A kind of efficient electricity getting device for ultra-high-tension power transmission line | |
| CN203487583U (en) | Self-suction type photovoltaic alternating current water pump water supply system | |
| CN203373810U (en) | Automatic pressure regulating and controlling device for water supply system | |
| CN205864273U (en) | A kind of ozonator high frequency inverter | |
| CN105099301A (en) | Method for remote speed regulation of stepping motor | |
| CN201218186Y (en) | Optical fiber driving circuit of oil-submersible electric pump medium-voltage frequency-conversion control cabinet | |
| CN201511593U (en) | Improved printing unit control device of flat screen printing machine | |
| CN105409867B (en) | A kind of control circuit for solar energy movable type water layer exchange and oxygen-increasing device | |
| CN203978790U (en) | Thing connection intelligent water pump electricity-saving protection controller | |
| CN204721028U (en) | A kind of Solar-energy elevator control system | |
| CN215300537U (en) | Pulse type remote speed regulation controller | |
| CN217063731U (en) | Power line carrier communication device for deep-well pump | |
| CN201639529U (en) | Interface circuit of DC (direct currrent) brushless electric machine and dishwasher | |
| CN201810487U (en) | Wind power generation water lifting system | |
| CN206805242U (en) | A kind of shower nozzle with water prompt facility | |
| CN205070989U (en) | Follow quick -witted transceiver, receiving and dispatching system and follow quick -witted receiving and dispatching system | |
| CN204012918U (en) | Thing connection intelligent blower electricity-saving protection controller | |
| CN206467729U (en) | A kind of frequency-changing control system | |
| CN207037000U (en) | It is a kind of based on solar powered aerator outage detection device | |
| CN204013319U (en) | Thing connection Intelligent blender electricity-saving protection controller | |
| CN214707287U (en) | Sewage treatment system with energy management function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |