CN219953452U

CN219953452U - Turbine controller

Info

Publication number: CN219953452U
Application number: CN202321406377.8U
Authority: CN
Inventors: 周占宇; 周利宇; 邓长恒
Original assignee: Wuxi Aoshilai Technology Co ltd
Current assignee: Wuxi Aoshilai Technology Co ltd
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2023-11-03
Anticipated expiration: 2033-06-05

Abstract

The utility model discloses a turbine controller, which relates to the field of turbines, and comprises: the power module is used for supplying power; the analog quantity output module is used for outputting the analog quantity of the MCU main control module; the analog quantity input module is used for introducing analog quantity and outputting the analog quantity to the MCU main control module; the MCU main control module is used for selectively outputting PWM signals to control the feeding speed of the pulverizer according to the input information of the analog quantity and the digital quantity; communicating with a terminal; the digital quantity input module is used for introducing digital quantity and outputting the digital quantity to the MCU main control module; compared with the prior art, the utility model has the beneficial effects that: the information self-adaptive dynamic control can control the fuel injection in a dynamic mode in a state of being consistent with the rotating speed of the turbine in the process of starting, running and stopping the turbine, and is efficient, stable and reliable; the remote control and detection of the turbine are realized by the communication function.

Description

Turbine controller

Technical Field

The utility model relates to the field of turbines, in particular to a turbine controller.

Background

The turbine is also called a "turbine" or a "turbine". An impeller engine converts energy contained in a fluid (such as gas, steam or water) into mechanical energy by means of a rotating impeller. The fluid with energy converts the energy into kinetic energy when passing through the spray pipe, and impacts the blades when flowing through the impeller to push the impeller to rotate, thereby driving the turbine shaft to rotate and outputting mechanical work.

The turbine controllers in the current market are relatively low in efficiency and need improvement.

Disclosure of Invention

The present utility model is directed to a turbine controller that solves the above-mentioned problems with the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a turbine controller comprising:

the power module is used for supplying power;

the analog quantity output module is used for outputting the analog quantity of the MCU main control module;

the analog quantity input module is used for introducing analog quantity and outputting the analog quantity to the MCU main control module;

the MCU main control module is used for selectively outputting PWM signals to control the feeding speed of the pulverizer according to the input information of the analog quantity and the digital quantity; communicating with a terminal;

the digital quantity input module is used for introducing digital quantity and outputting the digital quantity to the MCU main control module;

the digital quantity output module is used for outputting the digital quantity of the MCU main control module;

the communication module is used for constructing RS485 and CAN communication between the MCU main control module and the terminal;

the power supply module is connected with the communication module and the MCU master control module, the communication module is connected with the MCU master control module, the MCU master control module is connected with the analog output module and the digital quantity output module, the analog quantity input module is connected with the MCU master control module, and the digital quantity input module is connected with the MCU master control module.

As still further aspects of the utility model: MCU main control module includes the singlechip, and the singlechip model is ASL100, and ASL100 has 3 AI terminals, 2 AO terminals, 6 DI terminals, 2 DO terminals, 1 FI terminals, 1 PWM terminal, the special supporting signal terminal of actuating mechanism, CAN and RS485 communication terminal.

As still further aspects of the utility model: and the F1 terminal is connected with a reluctance type or magneto-electric type or switch type Hall speed measuring probe.

As still further aspects of the utility model: the DI terminal is connected in a single end, and the common terminal voltage is 0V or 24V.

As still further aspects of the utility model: the DO terminal is single-ended output type and outputs 24V voltage.

As still further aspects of the utility model: of the 3 analog input channels of the AI terminal, 2 are current input channels and 1 is a voltage input channel.

As still further aspects of the utility model: of the 2 analog output channels of the AO terminal, 1 is a 0-20mA current output channel, and the other is a 0-20 or 0-200mA current output channel.

As still further aspects of the utility model: when the CAN and RS485 communication terminal is connected with the terminal, a 120 omega matching resistor is externally connected at the terminal.

Compared with the prior art, the utility model has the beneficial effects that: the information self-adaptive dynamic control can control the fuel injection in a dynamic mode in a state of being consistent with the rotating speed of the turbine in the process of starting, running and stopping the turbine, and is efficient, stable and reliable; the remote control and detection of the turbine are realized by the communication function.

Drawings

FIG. 1 is a schematic diagram of a turbine controller.

Fig. 2 is a schematic F1 terminal connection diagram.

Fig. 3 is a schematic diagram of a DI terminal common negative electrode.

Fig. 4 is a schematic diagram of a DI terminal common positive electrode.

Fig. 5 is a DO terminal connection schematic.

Fig. 6 is a schematic diagram of AI terminal current input.

Fig. 7 is a schematic diagram of AI terminal voltage input.

FIG. 8 is a schematic of the AO terminal current output.

Fig. 9 is a schematic diagram of special function terminal connection.

Fig. 10 is a schematic diagram of RS485 terminal connection.

Fig. 11 is a CAN terminal connection schematic diagram.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

Referring to FIG. 1, a turbine controller, comprising:

the power module is used for supplying power;

the analog quantity output module (AO) is used for outputting the analog quantity of the MCU main control module;

the analog input module (AI) is used for introducing analog quantity and outputting the analog quantity to the MCU main control module;

the digital quantity input module (DI) is used for introducing digital quantity and outputting the digital quantity to the MCU main control module;

the digital quantity output module (DO) is used for outputting the digital quantity of the MCU main control module;

In particular embodiments: referring to fig. 1 and 9, the mcu main control module controls the feeding speed of the mill by outputting PWM signals through the motor driver or the thyristor control board. The controller acquires parameters such as the rotation speed of host equipment such as the turbine level in real time through AI, DI and FI corresponding modules, and outputs corresponding AO and DO control signals according to the parameters, so that the turbine rotation speed is stably controlled at a target rotation speed; the AI and DI corresponding modules are used for collecting the material level and flow parameters in real time, accurately outputting AO and DO control signals, controlling the feeding speed of the pulverizer, and stabilizing the material level at the target material level.

In this embodiment: referring to fig. 1, the mcu master control module includes a single chip microcomputer, where the single chip microcomputer is of an ASL100 type, and the ASL100 has 3 AI terminals, 2 AO terminals, 6 DI terminals, 2 DO terminals, 1 FI terminal, 1 PWM terminal, a special signal terminal for an actuator, and CAN and RS485 communication terminals.

ASL100 has two serial communication functions, CAN carry out data exchange with Modbus master station, realizes functions such as rotation speed detection, regulation and overspeed protection of turbine or other host equipment (corresponding to RS485 communication), expands other functions through Canbus, and supports Can2.0B (corresponding to CAN communication) at present.

In this embodiment: referring to fig. 2, the F1 terminal is connected to a magnetoresistive or magneto-electric or switch hall speed sensor.

ASL100 measures the speed of the diesel engine through the FI speed signal input channel. Speed measurement gear ratio requirement: 1 to 260 teeth.

In this embodiment: referring to fig. 3 and 4, the di terminal is single-ended, and the common voltage is 0V or 24V.

0V is common negative electrode connection, and 24V is common positive electrode connection.

In this embodiment: referring to fig. 5, the do terminal is a single-ended output type, and outputs 24V.

After the switch is closed as shown, the voltage is output 24V.

In this embodiment: referring to fig. 6 and 7, 2 analog input channels of the ai terminal are current input channels and 1 voltage input channel.

The current input range is-20-0 mA or 0-20mA, and the voltage input range is 0-5V or 0-10V.

In this embodiment: referring to FIG. 8, 1 of the 2 analog output channels of the AO terminal is a 0-20mA current output channel, and the other is a 0-20 or 0-200mA current output channel.

In this embodiment: referring to fig. 10 and 11, when the can and RS485 communication terminal are connected to the terminal, a 120Ω matching resistor is externally connected to the terminal.

A 120 q resistor is matched between the two communication lines.

The working principle of the utility model is as follows: the power module supplies power; the analog quantity output module outputs the analog quantity of the MCU main control module; the analog quantity input module introduces analog quantity and outputs the analog quantity to the MCU main control module; the MCU main control module selectively outputs PWM signals to control the feeding speed of the pulverizer according to the analog quantity and digital quantity input information; communicating with a terminal; the digital quantity input module introduces digital quantity and outputs the digital quantity to the MCU main control module; the digital quantity output module outputs the digital quantity of the MCU main control module; and the communication module constructs RS485 and CAN communication between the MCU main control module and the terminal.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A turbine controller, characterized by:

the turbine controller includes:

the power module is used for supplying power;

2. The turbine controller of claim 1, wherein the MCU master control module comprises a single chip microcomputer, the single chip microcomputer is of the type ASL100, the ASL100 has 3 AI terminals, 2 AO terminals, 6 DI terminals, 2 DO terminals, 1 FI terminal, 1 PWM terminal, a special mating signal terminal for the actuator, and CAN and RS485 communication terminals.

3. The turbine controller of claim 2, wherein the F1 terminal is connected to a magnetoresistive or magneto-electric or switched hall velocimeter probe.

4. The turbine controller of claim 2 wherein the DI terminal is single ended and the common voltage is 0V or 24V.

5. The turbine controller of claim 2 wherein the DO terminal is single ended and outputs a voltage of 24V.

6. The turbine controller of claim 2, wherein 2 of the 3 analog input channels of the AI terminal are current input channels and 1 is voltage input channel.

7. The turbine controller of claim 2 wherein 1 of the 2 analog output channels of the AO terminal is a 0-20mA current output channel and the other is a 0-20 or 0-200mA current output channel.

8. The turbine controller of claim 2 wherein a 120 Ω matching resistor is externally connected to the terminal when the CAN and RS485 communication terminal is connected to the terminal.