WO2017008187A1

WO2017008187A1 - Boiler fuel control method and system

Info

Publication number: WO2017008187A1
Application number: PCT/CN2015/083731
Authority: WO
Inventors: 吴鹏
Original assignee: 吴鹏
Priority date: 2015-07-10
Filing date: 2015-07-10
Publication date: 2017-01-19

Abstract

Provided are a boiler fuel control method and system, said control method comprising the following steps: measuring the temperature inside a boiler; calculating the difference between a set temperature and a measured temperature, and calculating the ratio between the difference and the set temperature; controlling the volume of the boiler fuel according to the ratio. The system comprises: a measurement unit (201), used for measuring the temperature inside a boiler; a calculating unit (202), used for calculating the difference between a set temperature and a measured temperature, and calculating the ratio between the difference and the set temperature; a control unit (203), used for controlling according to the ratio the volume of the boiler fuel.

Description

Boiler fuel control method and system

Technical field

[0001] The present invention belongs to the field of machinery and electronics, and in particular, to a fuel control method and system for a boiler.

Background technique

[0002] Boiler is a commonly used equipment, which has a wide range of applications in heating, industrial, and catering. The current boiler fuel is generally controlled by humans, which is likely to cause fuel waste.

technical problem

[0003] An object of embodiments of the present invention is to provide a fuel control method for a boiler, which aims to solve the problem of low efficiency of the prior art solutions. Problem solution

Technical solution

[0004] In one aspect, a fuel control method for a boiler is provided, the method comprising:

[0005] 101, detecting the temperature inside the boiler;

[0006] 102, calculating a difference between the set temperature and the detected temperature, and calculating a ratio between the difference and the set temperature;

[0007] 103. Control the volume of the boiler fuel according to the ratio.

[0008] Optionally, the implementation method of the 103 is specifically:

[0009] Control the fuel volume of the boiler = standard setting fuel * (1 + ratio).

[0010] Optionally, after the method 103, the method further includes:

[0011] If the detected temperature exceeds the upper threshold, the fuel passage is closed.

[0012] In another aspect, a fuel control system for a boiler is provided, the system comprising:

[0013] a detecting unit, configured to detect a temperature in the boiler;

[0014] a calculating unit, configured to calculate a difference between the set temperature and the detected temperature, and calculate a ratio between the difference and the set temperature;

[0015] a control unit, configured to control a volume of the boiler fuel according to the ratio.

[0016] Optionally, the control unit is specifically configured to control a fuel volume of the boiler=standard setting fuel* (1+ ratio) [0017] Optionally, the control unit is further configured to: if the detected temperature exceeds an upper threshold, the fuel channel is turned off.

Advantageous effects of the invention

Beneficial effect

[0018] In the embodiment of the present invention, the technical solution provided by the present invention provides a fuel control method for a boiler, which controls the volume of the fuel by detecting the ratio of the temperature to the set temperature, so that it has the advantage of high efficiency.

Brief description of the drawing

DRAWINGS

1 is a flow chart of a fuel control method for a boiler according to the present invention;

2 is a structural diagram of a fuel control system for a boiler provided by the present invention.

BEST MODE FOR CARRYING OUT THE INVENTION

[0021] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

[0022] A specific embodiment of the present invention provides a fuel control method for a boiler, as shown in FIG. 1, including [0023] 101, detecting a temperature in a boiler;

[0024] 102. Calculate a difference between the set temperature and the detected temperature, and calculate a ratio between the difference and the set temperature;

[0025] 103. Control the volume of the boiler fuel according to the ratio.

The method provided by the present invention controls the volume of the fuel by calculating the ratio of the difference to the set temperature, so that it has the advantage of high efficiency.

[0027] Optionally, the implementation method of the foregoing 103 may be specifically:

[0028] controlling the fuel volume of the boiler = standard setting fuel * (1 + ratio); [0029] Optionally, after the foregoing method 103, the method may further include:

[0030] If the detected temperature exceeds the upper threshold, the fuel passage is closed.

[0031] Embodiments of the present invention also provide a fuel control system for a boiler, which is shown in FIG. 2, and includes:

[0032] a detecting unit 201, configured to detect a temperature in the boiler;

[0033] The calculating unit 202 is configured to calculate a difference between the set temperature and the detected temperature, and calculate a ratio between the difference and the set temperature;

[0034] The control unit 203 is configured to control the volume of the boiler fuel according to the ratio.

[0035] Optionally, the control unit 203 is specifically configured to control the fuel volume of the boiler=standard setting fuel* (1+ ratio)

[0036] Optionally, the control unit 203 is further used to shut down the fuel passage, for example, if the detected temperature exceeds the upper limit of the threshold. The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

Claim

[Claim 1] A fuel control method for a boiler, characterized in that the method comprises:

101. Detecting the temperature in the boiler;

102. Calculate a difference between the set temperature and the detected temperature, and calculate a ratio between the difference and the set temperature;

103. Control the volume of the boiler fuel according to the ratio.

[Claim 2] The method according to claim 1, wherein the implementation method of the 103 is specifically to control the fuel volume of the boiler = the standard setting fuel * (1 + ratio).

The method according to claim 1, wherein the method 103 further comprises: closing the fuel passage if the detected temperature exceeds an upper threshold.

A fuel control system for a boiler, characterized in that the system comprises:

a detecting unit for detecting a temperature inside the boiler;

a calculating unit, configured to calculate a difference between the set temperature and the detected temperature, and calculate a ratio between the difference and the set temperature;

a control unit for controlling the volume of the boiler fuel based on the ratio.

The system according to claim 4, characterized in that said control unit is specifically for controlling the fuel volume of the boiler = standard setting fuel * (1 + ratio).

The system according to claim 4, wherein the control unit is further configured to close the fuel passage when the temperature of the I exceeds the upper limit of the threshold.