CN219711677U - Electric control intelligent system compatible with multi-fuel generator set - Google Patents

Abstract

The utility model provides an electric control intelligent system compatible with a multi-fuel generator set, and relates to the field of power generation equipment; the system comprises a generator, a fuel selection module, an electric control module, a display module, a CO alarm module and an electronic injection control module; the generator comprises an alternating current output winding, the fuel selection module at least comprises three keys, and the electric control module is in control connection with the display module, the CO alarm module and the electronic injection control module; the CO alarm module is used for detecting a CO concentration signal in the environment in real time and sending the CO concentration signal to the electronic control module, so that the electronic control module can control starting or stopping supplying power to the electronic injection control module according to the signal, and the compatible multi-fuel generator set can work or flameout and stop. The utility model can start the generator set by using a plurality of fuels by one key, and can realize the requirements of multipurpose, multiple functions, more convenience, cleanness and high efficiency of power supply under the addition of the electronic injection technology.

Description

Electric control intelligent system compatible with multi-fuel generator set

Technical Field

The utility model relates to the technical field of power generation equipment, in particular to an electric control intelligent system compatible with a multi-fuel generator set.

Background

At present, the small and medium-sized engine units have huge market demands in the scenes of standby of electricity-deficient families, outdoor camping and the like due to the convenience of the small and medium-sized engine units. In addition to the requirements of the common generators, the users have great demands for supporting the generators with various fuel types; in particular, environmental protection is becoming more and more of an issue in today's society, so that the introduction of electronic injection (fuel-oil electronic injection system) technology by multi-fuel generators is more friendly to solve this problem. This will greatly increase the safety of the generator, indeed becoming a power generation tool friendly to both humans and the environment.

Disclosure of Invention

The utility model aims to provide an electric control intelligent system compatible with a multi-fuel generator set, which supports one-key starting of various fuels, automatically configures fuel input parameters, automatically starts a generator, has a man-machine interaction interface, and displays running information in real time.

In order to achieve the above purpose, the present utility model proposes the following technical scheme: an electric control intelligent system compatible with a multi-fuel generator set comprises a generator, a fuel selection module, an electric control module, a display module, a CO alarm module and an electronic injection control module;

the generator comprises an alternating current output winding, wherein the alternating current output winding is used for outputting power outwards;

the output end of the fuel selection module is connected with the electronic control module and is used for outputting a fuel selection signal to the electronic control module;

the electronic control module is in control connection with the electronic spray control module and is used for supplying power to the electronic spray control module and establishing communication with the electronic spray control module; the electronic control module controls the electronic injection control module to start a fuel supply passage corresponding to the fuel selection signal received by the electronic control module according to the fuel selection signal;

the power supply end of the CO alarm module is connected with the unit battery, the communication end of the CO alarm module is connected with the electric control module in a communication way, and the CO alarm module is used for detecting a CO concentration signal in the environment in real time and sending the CO concentration signal to the electric control module; the electronic control module controls to start or stop supplying power to the electronic injection control module according to the received CO concentration signal so as to enable the compatible multi-fuel generator set to work or flameout and stop;

the input end of the display module is respectively connected with the alternating current output winding of the generator and the electric control module and is used for displaying the running state and fault information of the compatible multi-fuel generator set.

Further, the electronic control module comprises a first power supply circuit, a power supply distribution circuit, a first key detection circuit, a first K communication circuit, a first SPI communication circuit and a first TTL communication circuit; the electric control module is connected with a unit battery by adopting a first power circuit, and the unit battery is used for supplying power to the electric control module; the power supply distribution circuit is respectively connected with the electronic spray control module and the display module and is used for supplying power to the electronic spray control module and the display module; the first key detection circuit is connected with the fuel selection module and used for acquiring fuel selection information;

the electronic control module adopts a first K communication circuit to communicate with the electronic injection control module, interacts with the electronic injection control module through the first K communication circuit, and comprises the steps of sending fuel selection information to the electronic injection control module and receiving the real-time running state information of the engine, which is acquired by the electronic injection control module;

the electronic control module adopts a first SPI communication circuit to communicate with the display module, and interacts with the display module through the first SPI communication circuit, and comprises the steps of sending the received real-time running state information of the engine to the display module, controlling the power supply of the display module and receiving the information sent by the display module;

the electronic control module adopts a first TTL communication circuit to communicate with the CO alarm module, and interacts with the CO alarm module through the first TTL communication circuit, and comprises the steps of controlling the CO alarm module to activate or reset, acquiring a CO alarm module connection signal, receiving a CO concentration signal and sending.

Further, a second power supply circuit, a CO concentration detection circuit, a power supply detection circuit and a second TTL communication circuit are arranged in the CO alarm module; the second power supply circuit is connected to the unit battery, the CO concentration detection circuit is used for detecting the CO concentration in the environment, the power supply detection circuit is used for detecting whether the CO alarm module is normally in power supply connection, and the second TTL communication circuit is used for establishing TTL level communication with the first TTL communication circuit;

when the power supply detection circuit detects that the CO alarm module is not normally connected with power supply, the CO alarm module sends a signal that the CO alarm module is not connected with power supply and interacts with the electric control module through the second TTL communication circuit; and the electronic control module controls to stop supplying power to the electronic injection control module so as to ensure that the compatible multi-fuel generator set is shut down.

Further, the electronic control module further comprises a first indicator light driving circuit and a second key detection circuit, wherein the first indicator light driving circuit and the second key detection circuit are used for detecting states of an external indicator light and a self-learning key, and learning signals of a remote controller, so that a signal receiving function and a self-learning function of the remote controller are realized, and a remote controller is used for controlling a compatible multi-fuel generator set to start or flameout;

and when the electronic control module controls the compatible multi-fuel generator set to stop according to the CO alarm module, the electronic control module shields the starting function of the remote controller until the engine is started manually and then the starting function of the remote controller is activated.

Further, the electronic control module further comprises a starter driving circuit, and the starter driving circuit is in control connection with the starter relay; the electronic control module controls the sucking starter relay to start the compatible multi-fuel generator set through the starter driving circuit, and controls the starter relay to be disconnected when the sucking starter relay receives the engine rotating speed information acquired by the electronic injection control module through the first K communication circuit, so that the compatible multi-fuel generator set is started.

Further, the generator further comprises a battery charging winding, and the output end of the battery charging winding is connected with a battery charging module; the battery charging module is connected to the unit battery.

Further, the fuel selection module is mounted on the generator panel or integrated on the display screen of the display module, and at least comprises three fuel selection keys for realizing the fuel selection function, and any fuel selection key is electrically connected with the electronic control module.

Further, the display module comprises a display screen, a voltage frequency detection circuit, a first current detection circuit, a third power supply circuit, a second SPI communication circuit, a gasoline liquid level detection circuit and a liquid crystal display screen driving circuit connected with the display screen; the third power supply circuit is connected with the power supply distribution circuit of the electric control module and is used for controlling the electric control module to supply power to the electric control module; the voltage frequency detection circuit is connected to the alternating current output winding and is used for obtaining the output voltage and the output frequency of the generator; the first current detection circuit is connected to the alternating current output winding through a first current sensor and is used for obtaining the output current of the generator; the second SPI communication circuit is connected with the first SPI communication circuit and is used for establishing SPI communication with the first SPI communication circuit to acquire and display interaction information sent by the electronic control module; the gasoline level detection circuit is used for detecting the gasoline level;

the running state and fault information of the compatible multi-fuel generator set displayed by the display screen comprise: output voltage, output frequency, output power, total service time, remaining service time, oil level information, output overload, engine oil alarm, maintenance reminding, ECO state, oil pump alarm, unit battery under-voltage alarm, CO alarm, alternating current output state and EFI system fault.

Further, the CO alarm module has a low power consumption function and is used for entering a low power consumption mode after flameout and shutdown of the compatible multi-fuel generator set are carried out until the CO alarm module receives a wake-up signal sent by the electronic control module through the second TTL communication circuit, and then enters normal operation;

the CO alarm module further comprises a second indicator light driving circuit, a red indicator light and a yellow indicator light; when the CO sensor detects that the concentration of CO in the environment reaches a certain value in a first set time or reaches an average value in a second set time, a CO over-concentration signal is sent to the electronic control module to finish flameout operation, and meanwhile, the second indicator lamp driving circuit is driven to drive the red indicator lamp to flash; when the power supply detection circuit of the CO alarm module detects that the CO alarm module is not normally in power supply connection, a signal that the CO alarm module is not connected to the electric control module is sent to finish flameout operation, and meanwhile the second indicator lamp driving circuit is driven to drive the yellow indicator lamp to flash.

Further, the electronic injection control module comprises a main power supply circuit, a second K communication circuit and a second current detection circuit;

the main power supply circuit is connected with the power supply distribution circuit of the electric control module and is used for controlling the electric control module to supply power to the electric control module; the second K communication circuit is connected with the first K communication circuit and used for establishing K communication with the first K communication circuit and reporting real-time running state and fault information of the engine to the electronic control module so as to control the electronic injection control module to flameout and stop when engine oil is insufficient and fails; the second current detection circuit is connected to the alternating current output winding of the generator through a second current sensor and is used for intelligently adjusting the rotating speed of the engine in an ECO mode according to the output power of the alternating current output winding.

According to the technical scheme, the following beneficial effects are achieved:

when the electronic control intelligent system compatible with the multi-fuel generator set is used, the fuel selection module firstly informs the electronic control module of the type of the fuel currently used, and then the electronic control module communicates to the electronic spray control module to enable the electronic spray control module to be ready for starting and wait for a starting command, and the electronic control module and the electronic spray control module work together to start the compatible multi-fuel generator set. After the compatible multi-fuel generator set is started, current operation information of the compatible multi-fuel generator set is displayed on a display module; the compatible multi-fuel generator set also supports remote control starting and flameout operation, and the remote control signal receiving circuit on the electronic control module analyzes the received remote control signal to obtain the selected fuel type information, so as to inform the electronic injection control module to make corresponding actions, and perform the set starting and flameout operation.

The electric control intelligent system disclosed by the utility model supports multiple fault detection functions, the generator set detects whether the engine oil of the generator set is enough through the electric control module, and the display module detects the output voltage, frequency and power so as to give a prompt when the output is overloaded, the display module can also detect the liquid level of the gasoline, and the current liquid level and the usable time of the generator set are displayed through calculation; the generator set also detects the rotating speed and the output power of the generator set through the electronic injection control module, so that the rotating speed of the generator set can be stabilized in a normal working mode, the rotating speed is reduced in an idle state, the fuel consumption is saved, and the fuel economy is improved; the CO concentration in the current environment can be detected through the CO alarm module, and when the concentration exceeds the standard, the unit can be closed, so that the use of the unit and the personal safety of a client are ensured. In order to facilitate the safe use of the compatible multi-fuel generator set, when a user forgets to turn off a power switch or continuously works for a set period of time without any operation, the electric control intelligent system disclosed by the utility model can automatically enter a standby mode or a dormant state, so that the system power consumption is greatly reduced, and the generator set is safely used.

It should be understood that all combinations of the foregoing concepts, as well as additional concepts described in more detail below, may be considered a part of the inventive subject matter of the present disclosure as long as such concepts are not mutually inconsistent.

The foregoing and other aspects, embodiments, and features of the present teachings will be more fully understood from the following description, taken together with the accompanying drawings. Other additional aspects of the utility model, such as features and/or advantages of the exemplary embodiments, will be apparent from the description which follows, or may be learned by practice of the embodiments according to the teachings of the utility model.

Drawings

The drawings are not intended to be drawn to scale. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the utility model will now be described, by way of example, with reference to the accompanying drawings, in which:

FIG. 1 is a block diagram of the structure of the present utility model;

fig. 2 is a detailed connection diagram of the module of the present utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model. Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.

The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Also, unless the context clearly indicates otherwise, singular forms "a," "an," or "the" and similar terms do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "comprises," "comprising," or the like are intended to cover a feature, integer, step, operation, element, and/or component recited as being present in the element or article that "comprises" or "comprising" does not exclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

Based on the characteristics of quick starting, convenient use and maintenance, long service life and the like of the multi-fuel generator set, the multi-fuel generator set can be widely applied to severe environments such as field operation and the like, so that the market has greater and greater demands on the multi-fuel generator set; with the current social development and environmental protection, the environmental protection problem is increasingly concerned, and the intelligent use of the multi-fuel generator set needs to be further improved in consideration of the influence on the environment when the multi-fuel generator set is used, so that the fuel economy is improved, and the use safety of the generator set is improved.

The utility model discloses an electric control intelligent system compatible with a multi-fuel generator set, which is further specifically described below with reference to the accompanying drawings.

Referring to fig. 1, the electric control intelligent system compatible with the multi-fuel generator set comprises a generator, a fuel selection module, an electric control module, a display module, a CO alarm module and an electronic injection control module; as shown, the generator comprises an ac output winding for outputting power outwards, typically 120V/240V, and in use the ac output winding of the generator is connected to an ac output socket; the output end of the fuel selection module is connected with the electronic control module and is used for outputting a fuel selection signal to the electronic control module; the electronic control module is in control connection with the electronic injection control module and is used for supplying power to the electronic injection control module and controlling the electronic injection control module to start a fuel supply passage corresponding to a fuel selection signal received by the electronic injection control module according to the fuel selection signal; the CO alarm module is in communication connection with the electronic control module and is used for detecting CO concentration signals in the environment in real time and sending the CO concentration signals to the electronic control module, so that flameout operation is adopted when the CO concentration of the compatible multi-fuel generator set is abnormal; the electronic control module controls to start or stop supplying power to the electronic injection control module according to the received CO concentration signal so as to enable the compatible multi-fuel generator set to work or flameout and stop; the input end of the display module is respectively connected with the alternating current output winding of the generator and the electric control module and is used for displaying the running state and fault information of the compatible multi-fuel generator set.

The electronic injection control module is connected with the electronic control module, so that the electronic control module can tell the electronic injection control module of the fuel selection information confirmed by the fuel selection module on one hand, and can inform the electronic control module of the running state of the compatible multi-fuel generator set on the other hand, and therefore the running state is displayed on the display module. The display module and the electronic injection control module are used for collecting the output power information of the generator, so that the electronic injection control module can be used for displaying a human-computer interaction interface, and the electronic injection control module can be controlled to keep a low rotation speed in an idle load under an ECO mode through the electronic control module.

Referring to fig. 2, the electronic control module includes a first single chip microcomputer, and controls a first power circuit, a power distribution circuit, a first K communication circuit, a first SPI communication circuit, a first TTL communication circuit, and a first key detection circuit connected to the first single chip microcomputer;

the electronic control module is connected with the unit battery through a first power supply circuit, the unit battery supplies power to the electronic control module, the electronic control module supplies power to the electronic spray control module and the display module through a first singlechip control power supply distribution circuit, and a first key detection circuit is connected with the fuel selection module and used for acquiring fuel selection information. The electronic control module is a core of the whole system and is in charge of interactive communication with the electronic spray control module, the CO alarm module and the display module, and the implementation mode is as follows: the electronic control module adopts a first K communication circuit to communicate with the electronic injection control module, interacts with the electronic injection control module through the first K communication circuit, and comprises the steps of sending fuel selection information to the electronic injection control module, receiving the real-time running state information of the engine acquired by the electronic injection control module, and enabling the electronic injection control module to work and stop by controlling the power supply of the electronic injection control module; the electronic control module adopts a first SPI communication circuit to communicate with the display module, interacts with the display module through the first SPI communication circuit, and comprises the steps of sending the received real-time running state information of the engine to the display module, controlling the power supply of the display module and receiving the information sent by the display module, so that the real-time running state of the generator set is displayed on a display screen of the display module; of course, the electric control module can also make the display screen light up or off by controlling the power supply of the display module; the electronic control module adopts a first TTL communication circuit to communicate with the CO alarm module, and interacts with the CO alarm module through the first TTL communication circuit, and comprises the steps of controlling the CO alarm module to activate or reset, acquiring a CO alarm module connection signal and receiving a CO concentration signal; the power supply input end of the CO alarm module is connected with a unit battery, and is powered by the unit battery, so that the task of monitoring whether the concentration of the environmental CO is too high or whether the power supply of the CO alarm module is problematic is mainly executed in the system.

As shown in fig. 2, the electronic control module further includes a first indicator light driving circuit, a second key detection circuit and a starter driving circuit, where the first indicator light driving circuit and the key detection circuit are configured to detect states of an indicator light and a self-learning key outside the electronic control module, learn signals of the remote controller, and further implement a signal receiving function and a self-learning function of the remote controller, so that the remote controller is used to control the compatible multi-fuel generator set to start or stall. In actual work, when the electronic control module controls the compatible multi-fuel generator set to flameout and stop according to the CO alarm module, the electronic control module shields the starting function of the remote controller until the engine is started manually and then the starting function of the remote controller is activated. The starter driving circuit of the electronic control module is used for controlling and connecting the starter relay, when the electronic control module is used, the electronic control module controls the sucking starter relay to start the compatible multi-fuel generator set through the starter driving circuit, and when the electronic control module receives the engine rotating speed information acquired by the electronic injection control module through the first K communication circuit, the electronic control module controls the starter relay to be disconnected, so that the starting of the compatible multi-fuel generator set is completed.

In the illustrated example, the electronic control module further comprises a remote control signal receiving circuit and an engine oil alarm detecting circuit, wherein the remote control signal receiving circuit is used for supporting remote control starting and flameout operation of the generator set, and the remote control signal receiving circuit analyzes a received remote control signal to obtain selected fuel type information, so that the electronic injection control module is informed of corresponding actions to perform the starting and flameout operation of the generator set; the engine oil alarm detection circuit detects the residual quantity of engine oil through an engine oil level sensor and sends an alarm through a display module when the oil quantity is detected to be insufficient.

In the specific embodiment shown in fig. 2, a second single chip microcomputer is arranged in the CO alarm module, and the CO concentration detection circuit, the second TTL communication circuit, the second power supply circuit and the power supply detection circuit which are connected to the second single chip microcomputer are controlled, wherein the second power supply circuit is connected to the unit battery, the second TTL communication circuit is communicated with the first TTL communication circuit, and the power supply detection circuit is used for detecting whether the unit battery and the second power supply circuit are normally powered or not, namely detecting that the CO alarm module is not normally powered and connected; the CO concentration detection circuit comprises a CO sensor and an amplifying circuit connected with the CO sensor, and the CO concentration detection circuit detects the concentration of CO in the environment and interacts with the electronic control module through a second singlechip; when the power supply detection circuit detects that the CO alarm module is not normally connected with power supply, the CO alarm module sends a signal that the CO alarm module is not connected with power supply and interacts with the electric control module through the second TTL communication circuit; and then, the electronic control module controls to stop supplying power to the electronic injection control module so as to ensure that the compatible multi-fuel generator set is shut down.

The CO alarm module has a low power consumption function under the control of the electronic control module and is used for entering a low power consumption mode after the compatible multi-fuel generator set is shut down until the CO alarm module receives a wake-up signal sent by the electronic control module through the second TTL communication circuit, and then enters normal operation; the CO alarm module further comprises a second indicator light driving circuit, a red indicator light and a yellow indicator light; when the CO sensor detects that the concentration of CO in the environment reaches a certain value in a first set time or reaches an average value in a second set time, a CO over-concentration signal is sent to the electronic control module to finish flameout operation, and meanwhile, the second indicator lamp driving circuit is driven to drive the red indicator lamp to flash, for example, the red indicator lamp begins to flash for more than 5 minutes; when the power supply detection circuit of the CO alarm module detects that the CO alarm module is not normally connected with power supply, the CO alarm module is not connected with the electric control module to finish flameout operation, and meanwhile the second indicator lamp driving circuit is driven to drive the yellow indicator lamp to flash, if the yellow indicator lamp begins to flash for more than 5 minutes. In addition, the constant value and the average value achieved in the above-mentioned set time are also usually preset values.

Further referring to fig. 2, the generator further includes a battery charging winding, an output end of the battery charging winding is connected with a battery charging module, and an output end of the battery charging module is connected with a unit battery, so that power supply of the whole system is ensured; the battery charging module comprises a rectifying circuit and a voltage-reducing current-limiting circuit, so that three-section constant-voltage constant-current charging is realized.

For a compatible multi-fuel generator set, the fuel selection module may be mounted on a generator panel or integrated on a display screen of the display module, and at least includes three fuel selection keys for implementing a fuel selection function, where any fuel selection key is electrically connected to the electronic control module, that is, to the first key detection circuit. Alternatively, the keys may be pressed long or a point, with different key states performing different functions.

The display module is shown as a figure and comprises a third singlechip, a voltage frequency detection circuit, a first current detection circuit, a third power supply circuit, a second SPI communication circuit and a liquid crystal display driving circuit, wherein the voltage frequency detection circuit, the first current detection circuit, the third power supply circuit, the second SPI communication circuit and the liquid crystal display driving circuit are connected to the third singlechip; when the power supply circuit is connected, the third power supply circuit is connected with the power supply distribution circuit of the electric control module, so that the electric control module can control power supply; the voltage frequency detection circuit is connected to the alternating current output winding and used for acquiring the output voltage and the output frequency of the generator; the first current detection circuit is connected to the alternating current output winding through a first current sensor and is used for obtaining the output current of the generator; when the electronic control module works, the display module acquires the interaction information between the electronic control module and the display module through the second SPI communication circuit and displays the interaction information on the display screen.

In addition, the display module further comprises a gasoline level detection circuit and a fourth key detection circuit, wherein the gasoline level detection circuit adopts a variable resistance detection circuit and is matched with an oil tank level sensor to detect the gasoline level; the fourth key detection circuit is used for maintaining and reminding resetting of the reset key.

In specific implementation, the running state and fault information of the compatible multi-fuel generator set displayed by the display screen comprise output current, output voltage, output frequency, output power, total service time, residual service time, oil level information and the like, and the displayed reminding mark comprises output overload, engine oil alarm, maintenance reminding, ECO state, oil pump alarm, unit storage battery under-voltage alarm, CO alarm, alternating current output state, EFI system fault and the like. The output power and the output overload are judged by multiplying and comparing the output current and the output voltage acquired by the current transformer, the total service time, the residual service time and the maintenance reminding are obtained by timing the working time of the display module, the oil level information is read by a liquid level sensor arranged in the oil tank, the ECO state, the oil pump alarm, the unit battery under-voltage alarm and the EFI system fault are obtained by reading the information of the electronic injection control module by the electronic control module, and the engine oil alarm and the CO alarm are obtained by reading the information of the CO alarm module by the electronic control module.

As further shown in fig. 2, the electronic injection control module adopts an ECU electronic injection control module, which includes a fourth single-chip microcomputer, and controls a second current detection circuit, a relay driving circuit, a stepping motor driving circuit, a high-voltage package driving circuit, a temperature detection circuit, an oxygen content detection circuit, a crank shaft position detection circuit, an oil nozzle driving circuit, an oil pump driving circuit, a main power circuit, a second K communication circuit, a third key detection circuit and a backup power circuit which are connected to the fourth single-chip microcomputer; when the electronic control module is connected, the main power supply circuit is connected with the power supply distribution circuit of the electronic control module, and the second K communication circuit is connected with the first K communication circuit in a communication manner, so that the power supply control and communication of the electronic control module and the electronic spray control module are realized; the second current detection circuit is connected with the generator alternating current output winding through a second current sensor, the third key detection circuit is connected with the ECO switch, and the backup power supply circuit is connected with the unit battery; the relay driving circuit, the stepping motor driving circuit, the high-pressure package driving circuit, the temperature detection circuit, the oxygen content detection circuit, the crankshaft position detection circuit, the oil nozzle driving circuit and the oil pump driving circuit are respectively connected with electric components of the fuel system of the electronic injection gasoline engine, and the electronic injection gasoline engine comprises a gas valve, a flow stepping motor, a high-pressure package, a cylinder temperature sensor, an oxygen sensor, a crankshaft position sensor, an oil nozzle and an oil pump.

When the electronic injection control module is used, the electronic injection control module has the functions of multi-fuel selection and configuration, and the rotating speed of an engine can be controlled by automatically adjusting the air inlet rate of gas fuel or automatically adjusting the oil injection quantity of an oil injection nozzle; specifically, the electronic injection control module adopts a temperature detection circuit to measure the temperature of the engine cylinder body so as to automatically adjust the opening of an accelerator, so that the engine is easier to start under complex working conditions; the output power of the alternating-current output winding of the generator is collected through the second current detection circuit, so that the rotating speed of the engine is intelligently adjusted in an ECO mode, and better fuel economy is brought; the engine oil alarm monitoring function is realized through the electronic control module, and the engine can be stopped when the engine oil is insufficient; the electronic injection control module has a fault information reporting function, and can report the real-time running state and fault information of the engine to the electronic control module; and then, the information is sent to the display module through the electronic control module, so that the running state of the unit is displayed.

The utility model discloses an electric control intelligent system compatible with a multi-fuel generator set, which is characterized in that firstly, the type of fuel used currently is notified to an electric control module through a fuel selection module, and then the electric control module is communicated to an electric spray control module, so that the electric spray control module is ready for starting, and at the moment, a starting command is waited, the electric control module and the electric spray control module work together to start the generator set; after the unit is started, the current running information of the unit is displayed on a display module. In the scheme, the generator set simultaneously supports remote control starting and flameout operation through the electronic control module, receives a remote control signal through the electronic control module and analyzes the remote control signal to obtain the selected fuel type information, so that the electronic injection control module is informed of making corresponding actions, and the generator set starting and flameout operation is carried out.

The intelligent control system supports various fault detection of the generator set, wherein the generator set detects whether engine oil of the generator set is enough through an electric control module, and the generator set detects output voltage, frequency and power through a display module, so that a prompt is given when overload is output, the display module can also detect the liquid level of gasoline, and the current liquid level and the usable time of the generator set are displayed through calculation; the unit detects the rotating speed and the output power of the unit through the electronic injection control module, so that the rotating speed of the unit can be stabilized in a normal working mode, and the rotating speed is reduced in an idle state to save fuel consumption; the CO concentration in the current environment can be detected through the CO alarm module, and when the concentration exceeds the standard, the unit can be closed, so that the use of the unit and the personal safety of a client are ensured.

As an optional implementation manner, the generator set also considers the safety and use problems under the abnormal operation condition, and when a user forgets to turn off the power switch, the generator set enters a standby mode after 4 minutes, so that the system power consumption is greatly reduced; under no operation, after the generator set automatically enters a dormant state after lasting for 12 hours, the power consumption of the generator set can be ignored, and the user can use the generator set more assuredly.

While the utility model has been described with reference to preferred embodiments, it is not intended to be limiting. Those skilled in the art will appreciate that various modifications and adaptations can be made without departing from the spirit and scope of the present utility model. Accordingly, the scope of the utility model is defined by the appended claims.

Claims (7)

1. An electric control intelligent system compatible with a multi-fuel generator set is characterized by comprising a generator, a fuel selection module, an electric control module, a display module, a CO alarm module and an electronic injection control module;

the generator comprises an alternating current output winding, wherein the alternating current output winding is used for outputting power outwards;

the output end of the fuel selection module is connected with the electronic control module and is used for outputting a fuel selection signal to the electronic control module;

the electronic control module is in control connection with the electronic spray control module and is used for supplying power to the electronic spray control module and establishing communication with the electronic spray control module; the electronic control module controls the electronic injection control module to start a fuel supply passage corresponding to the fuel selection signal received by the electronic control module according to the fuel selection signal;

the power supply end of the CO alarm module is connected with the unit battery, the communication end of the CO alarm module is connected with the electric control module in a communication way, and the CO alarm module is used for detecting a CO concentration signal in the environment in real time and sending the CO concentration signal to the electric control module; the electronic control module controls to start or stop supplying power to the electronic injection control module according to the received CO concentration signal so as to enable the compatible multi-fuel generator set to work or flameout and stop;

the input end of the display module is respectively connected with the alternating current output winding of the generator and the electric control module and is used for displaying the running state and fault information of the compatible multi-fuel generator set;

the electronic control module comprises a first power supply circuit, a power supply distribution circuit, a first key detection circuit, a first K communication circuit, a first SPI communication circuit and a first TTL communication circuit; the electric control module is connected with a unit battery by adopting a first power circuit, and the unit battery is used for supplying power to the electric control module; the power supply distribution circuit is respectively connected with the electronic spray control module and the display module and is used for supplying power to the electronic spray control module and the display module; the first key detection circuit is connected with the fuel selection module and used for acquiring fuel selection information;

the electronic control module adopts a first K communication circuit to communicate with the electronic injection control module, interacts with the electronic injection control module through the first K communication circuit, and comprises the steps of sending fuel selection information to the electronic injection control module and receiving the real-time running state information of the engine, which is acquired by the electronic injection control module;

the electronic control module adopts a first SPI communication circuit to communicate with the display module, and interacts with the display module through the first SPI communication circuit, and comprises the steps of sending the received real-time running state information of the engine to the display module, controlling the power supply of the display module and receiving the information sent by the display module;

the electronic control module adopts a first TTL communication circuit to communicate with the CO alarm module, and interacts with the CO alarm module through the first TTL communication circuit, and comprises the steps of controlling the CO alarm module to activate or reset, acquiring a CO alarm module connection signal, receiving a CO concentration signal and sending;

the CO alarm module is internally provided with a second power supply circuit, a CO concentration detection circuit, a power supply detection circuit and a second TTL communication circuit; the second power supply circuit is connected to the unit battery, the CO concentration detection circuit is used for detecting the CO concentration in the environment, and the second TTL communication circuit is used for establishing TTL level communication with the first TTL communication circuit; the power supply detection circuit is used for detecting whether the CO alarm module is normally connected with power supply or not, and sending a signal that the CO alarm module is not connected to the electric control module by the CO alarm module when the CO alarm module is detected to be not normally connected with power supply, so that the electric control module controls to stop supplying power to the electric spray control module, and further, a compatible multi-fuel generator set is flameout and stopped; the CO alarm module unconnected signal is sent to the electric control module through the second TTL communication circuit;

the CO alarm module has a low power consumption function and is used for entering a low power consumption mode after the compatible multi-fuel generator set is shut down, and the CO alarm module enters normal operation again when the CO alarm module receives a wake-up signal sent by the electronic control module through the second TTL communication circuit.

2. The electric control intelligent system compatible with the multi-fuel generator set according to claim 1, wherein the electric control module further comprises a first indicator light driving circuit and a second key detection circuit, the first indicator light driving circuit and the second key detection circuit are used for detecting states of an external indicator light and a self-learning key, learning signals of a remote controller, and further realizing a remote controller signal receiving function and a self-learning function so as to control the starting or the flameout of the compatible multi-fuel generator set by adopting the remote controller;

the electronic control module is also used for shielding the remote controller starting function after the CO alarm module controls the compatible multi-fuel generator set to flameout and stop, and activating the remote controller starting function until the manual starting of the engine is successful.

3. The electronically controlled intelligence system compatible with multi-fuel generator sets of claim 1, wherein the electronic control module further comprises a starter drive circuit that is controllably connected to a starter relay; the electronic control module controls the sucking starter relay to start the compatible multi-fuel generator set through the starter driving circuit, and controls the starter relay to be disconnected when the sucking starter relay receives the engine rotating speed information acquired by the electronic injection control module through the first K communication circuit, so that the compatible multi-fuel generator set is started.

4. The electronically controlled intelligent system compatible with multi-fuel generator sets of claim 1, wherein the generator further comprises a battery charging winding, an output end of the battery charging winding is connected with a battery charging module; the battery charging module is connected to the unit battery.

5. The electronically controlled intelligent system compatible with multi-fuel generator sets of claim 1, wherein the fuel selection module is mounted on a generator panel or integrated on a display screen of a display module, and comprises at least three fuel selection keys for implementing a fuel selection function, and any fuel selection key is electrically connected to the electronically controlled module.

6. The electronically controlled intelligent system compatible with multi-fuel generator sets of claim 1, wherein the display module comprises a display screen, a voltage frequency detection circuit, a first current detection circuit, a third power supply circuit, a second SPI communication circuit, a gasoline level detection circuit, and a liquid crystal display screen drive circuit connected to the display screen; the third power supply circuit is connected with the power supply distribution circuit of the electric control module and is used for controlling the electric control module to supply power to the electric control module; the voltage frequency detection circuit is connected to the alternating current output winding and is used for obtaining the output voltage and the output frequency of the generator; the first current detection circuit is connected to the alternating current output winding through a first current sensor and is used for obtaining the output current of the generator; the second SPI communication circuit is connected with the first SPI communication circuit and is used for establishing SPI communication with the first SPI communication circuit to acquire and display interaction information sent by the electronic control module; the gasoline level detection circuit is used for detecting the gasoline level;

the running state and fault information of the compatible multi-fuel generator set displayed by the display screen comprise: output voltage, output frequency, output power, total service time, remaining service time, oil level information, output overload, engine oil alarm, maintenance reminding, ECO state, oil pump alarm, unit battery under-voltage alarm, CO alarm, alternating current output state and EFI system fault.

7. The electronically controlled intelligence system compatible with multi-fuel generator sets of claim 1, wherein the electronic spray control module comprises a main power circuit, a second K communication circuit, and a second current detection circuit;

the main power supply circuit is connected with the power supply distribution circuit of the electric control module and is used for controlling the electric control module to supply power to the electric control module; the second K communication circuit is connected with the first K communication circuit and used for establishing K communication with the first K communication circuit and reporting real-time running state and fault information of the engine to the electronic control module so as to control the electronic injection control module to flameout and stop when engine oil is insufficient and fails; the second current detection circuit is connected to the alternating current output winding of the generator through a second current sensor and is used for intelligently adjusting the rotating speed of the engine in an ECO mode according to the output power of the alternating current output winding.