CN-224226874-U - Emergency control system for combustion of glass kiln

Abstract

The utility model discloses a glass kiln combustion emergency control system which comprises a kiln combustion chamber, a natural gas pipeline, a combustion-supporting gas pipeline and a smoke exhaust pipeline, wherein the combustion-supporting gas pipeline and the natural gas pipeline are connected with the kiln combustion chamber, the outer ends of the combustion-supporting gas pipeline are connected with an air supply assembly, shut-off valves are arranged on the natural gas pipeline and the combustion-supporting gas pipeline, the smoke exhaust pipeline is connected with a smoke outlet of the kiln combustion chamber, the glass kiln combustion emergency control system further comprises a pressure sensor and a control module, the pressure sensor is connected with the control module, the control module is used for controlling the shut-off valves to work, and the pressure sensor is arranged on the combustion-supporting gas pipeline and is connected with the shut-off valves. The combustion-supporting air and the natural gas can be synthesized into the mixed gas to enter the kiln for full combustion according to the required proportion through the pipeline, if the wind-supporting problem occurs, the control module immediately acquires abnormal wind pressure data, automatically cuts off the natural gas and the combustion-supporting air and outputs the natural gas and the combustion control to the kiln, effectively and quickly controls the environment-friendly data and the waste gas to meet the indexes, and avoids the problem that the online environment-friendly data exceeds the standard.

Inventors

• Li Shengpo
• CHENG GUANGYE
• HUANG ZHOUYU
• LIU XIAORONG
• XU XIAOMING
• DING CHUANBIAO
• XIE BANGRONG
• TANG FEI

Assignees

• 信义光伏产业(安徽)控股有限公司

Dates

Publication Date

20260512

Application Date

20250618

Claims (7)

1. 1. The glass kiln combustion emergency control system comprises a kiln combustion chamber, a natural gas pipeline, a combustion-supporting gas pipeline and a smoke exhaust pipeline, wherein the combustion-supporting gas pipeline and the natural gas pipeline are connected with the kiln combustion chamber, the outer end of the combustion-supporting gas pipeline is connected with an air supply assembly, shut-off valves are arranged on the natural gas pipeline and the combustion-supporting gas pipeline, the smoke exhaust pipeline is connected with a smoke exhaust port of the kiln combustion chamber, and the glass kiln combustion emergency control system is characterized by further comprising a pressure sensor and a control module, wherein the pressure sensor is connected with the control module and is used for controlling the shut-off valves to work, the pressure sensor is arranged on the combustion-supporting gas pipeline, and the control module is connected with the shut-off valves.
2. 2. The glass kiln combustion emergency control system of claim 1, wherein the control module is a DCS control module.
3. 3. The glass kiln combustion emergency control system of claim 1, wherein the natural gas pipeline and the auxiliary gas pipeline are respectively provided with a regulating valve, and the regulating valves are connected with the control module.
4. 4. The glass kiln combustion emergency control system of claim 1, wherein the air supply assembly is a fan.
5. 5. The glass kiln combustion emergency control system of claim 4, wherein the pressure sensor on the gas-assisted pipeline is positioned behind the fan.
6. 6. The glass kiln combustion emergency control system according to claim 1, wherein the cut-off valve is a pneumatic valve or an electromagnetic valve.
7. 7. The glass kiln combustion emergency control system according to claim 1, wherein a natural gas pressure sensor is arranged on the natural gas pipeline and is connected with the control module.

Description

Emergency control system for combustion of glass kiln Technical Field The utility model relates to the technical field of glass kilns, in particular to a glass kiln combustion emergency control system. Background The glass kiln is produced by mixing natural gas fuel and a combustion-supporting fan to generate high temperature, then melting glass raw materials, manufacturing glass products required by markets through a forming process, inputting natural gas into a workshop through a pipeline by a petroleum company, regulating pressure through professional pipeline equipment, regulating flow, generating high-pressure air by working of the combustion-supporting fan to mix natural gas with a certain proportion, fully burning the natural gas in the kiln to generate high-temperature molten glass raw materials, reaching production process standards, and under the condition that the proportion of the natural gas and the combustion-supporting air is unreasonable, causing real-time online environment-friendly data to exceed standard (SO 2,NOX), wherein the current environment-friendly index SO 2 is below 50mg/m 2, and after exceeding standard, bringing serious uncontrolled consequences to company production and national environment protection. In the past, the alarm output after motor failure stopping is collected, the environment-friendly data is managed and controlled by controlling the size of a natural gas valve and controlling the flow output after the abnormal condition is found by manual inspection, and the online environment-friendly data exceeds the standard due to the manual detection of the intervention time. The glass kiln combustion system with the non-catalytic converter disclosed in the patent CN215403786U comprises a glass kiln, a non-catalytic converter A/B, a flue gas recovery device, a chimney, a high-temperature flue gas fan, a natural gas supply device and an oxygen supply device, wherein the natural gas supply device and the oxygen supply device are respectively communicated with the glass kiln through different pipelines, and if the oxygen supply device fails, the oxygen supply device cannot be processed in time and can cause the exceeding of online environment-friendly data. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides a glass kiln combustion emergency control system, which is timely in emergency treatment and avoids the problem that online environment-friendly data exceeds standard. In order to solve the technical problems, the utility model adopts the following technical scheme: The glass kiln combustion emergency control system comprises a kiln combustion chamber, a natural gas pipeline, a combustion-supporting gas pipeline and a smoke exhaust pipeline, wherein the gas-supporting gas pipeline and the natural gas pipeline are connected with the kiln combustion chamber, the outer end of the gas-supporting gas pipeline is connected with an air supply assembly, a shut-off valve is arranged on the natural gas pipeline and the gas-supporting gas pipeline, the smoke exhaust pipeline is connected with a smoke exhaust port of the kiln combustion chamber, the glass kiln combustion emergency control system further comprises a pressure sensor and a control module, the pressure sensor is connected with the control module and used for controlling the shut-off valve to work, the pressure sensor is arranged on the gas-supporting gas pipeline, and the control module is connected with the shut-off valve. Further or preferred: the control module is a DCS control module. And regulating valves are arranged on the natural gas pipeline and the fuel gas assisting pipeline and are connected with the control module. The air supply assembly is a fan. The pressure sensor on the fuel gas assisting pipeline is positioned at the rear of the fan. The cut-off valve is a pneumatic valve or an electromagnetic valve. And the natural gas pipeline is provided with a natural gas pressure sensor, and the natural gas pressure sensor is connected with the control module. Compared with the prior art, the utility model has the following advantages: The glass kiln combustion emergency control system is reasonable in design, so that combustion-supporting air and natural gas can be synthesized into mixed gas through a pipeline to enter a kiln according to a required proportion for full combustion, if the wind-supporting problem occurs, the control module immediately acquires abnormal wind pressure data, automatically cuts off the output of the natural gas and the combustion-supporting air to the kiln for combustion control, effectively and quickly controls environment-friendly data and waste gas to meet indexes, and avoids the problem that the online environment-friendly data exceeds the standard. Drawings The contents and the marks in the drawings expressed in the drawings of the present specification are briefly described as follows: FIG. 1 is a schematic diagram of a control system ac