gas fired steam boiler with high efficiency

Main contents of boiler energy efficiency test:

1. Boiler thermal efficiency test: a) determination of boiler evaporation; b) boiler excess air coefficient detection; c) exhaust smoke temperature detection; d) fuel combustion efficiency test; e) boiler thermal efficiency test; f) fuel consumption; g) Steam to coal ratio.

2. Boiler new product stereotyped energy efficiency test: Determine whether the boiler thermal performance indicators are consistent with the design and determine the operation mode of the equipment. Such as boiler evaporation, boiler thermal efficiency, combustion efficiency, various heat losses and so on.

3. Boiler operation adjustment test: Determine the most economical operation mode of the boiler and identify defects in the boiler operation. Such as boiler maximum load, boiler minimum load, fuel requirements, economic load, reasonable exhaust gas temperature, optimum wind coal ratio, excess air ratio, secondary air ratio and so on.

4. Comparative test of thermal performance before and after boiler reform: changes in evaporation, effects of combustion, thermal efficiency of boilers, etc.

5, fuel industry analysis, elemental analysis: to judge the quality of oil, gas and other fuels, easy for enterprises to control the quality of fuel into the plant.

6, water quality testing, scale analysis: determine the quality of water, control the boiler water indicators to prevent boiler fouling.

How to solve the air pollution problem caused by food processing boiler operation for a long time, coal-fired boiler boiler industry occupies 90% of coverage, coal prices are not high for the economy is relatively backward areas, as well as coal-fired boilers do not ask, you can use low heat, high ash low grade coal. But with the massive emissions of coal combustion caused by sulfur dioxide, hydrogen sulfide, nitric oxide, dust and other harmful substances, causing serious air pollution, fog and haze has cropped up, China's increasingly stringent air pollution, coal-fired boiler problems faced overhaul or banned. Food processing industry as the foundation of human existence and life, in the face of more stringent food processing caused by boiler exhaust pollution treatment, clean type of fuel gas-fired boiler choice of various food companies. Take the gas boiler, it is generally used natural gas as a fuel, natural gas use since it was developed, it is known to clean energy. The main component of natural gas is methane (CH4), carbon dioxide generated during combustion only (CO2) and water (H2O), only when the combustion temperature is higher than 1300 ℃ when nitrogen oxides (NOx) and other substances, but to bring the processing operation of the boiler the air pollution problem, prefer to use natural gas as a boiler fuel. Fast boiler since its inception, and be fully independent R & D of gas boiler, condensing technology, research and development and use of FGR and premix combustion flue gas recirculation technology, greatly reduce emissions of nitrogen oxides (NOx) and other substances, NOx emissions may be less than 20mg / Nm³, our first-tier cities to meet the most stringent air pollution emission standards, compared with conventional coal-fired boilers, gas boilers party soon launch more environmentally friendly, can deliver good quality for the food processing industry steam.

Coal-fired boilers have been abandoned prospects for environmental protection boiler can be expected by the end of 2014, the city authorities will be coal-fired boiler, tea bath furnace conduct a comprehensive investigation, the completion of the city's coal-fired boiler, tea bath furnace investigation to establish the investigation file. By the end of 2015, the central heating, coal to gas, coal to electricity projects, urban built-up area of ​​Dazhou out of 10 tons of steam per hour of coal-fired boilers, tea bath furnace, a ban on new coal-fired boilers; counties (cities ) no new 10 tons of steam per hour of coal-fired boilers. By the end of 2017, within the city's jurisdiction phasing out 10 tons of steam per hour of coal-fired boilers. In other parts of the supply pipe network covering less than, change electricity, new energy or clean coal, promote the use of environmentally friendly energy efficient boiler systems. Chemical, paper, printing and dyeing, pharmaceutical and other business gathering area, by focusing on the construction of cogeneration units dispersed phase out coal-fired boilers. 2014 Pudong District, will complete the transformation of 160 coal-fired boilers Recently, the district held a coal-fired (heavy oil) boiler will work to promote clean energy alternatives, summed up the situation in our region to develop clean energy alternatives work in 2013, the deployment of the main work this year. Meeting was informed that, in 2014, the towns (industrial area), belonged to the company will accelerate the region natural gas pipeline network planning, heating network planning revision to develop industrial parks, to ensure that policies and funding in place, and take a variety of measures to ensure the successful completion of 160 units / sets of coal-fired boiler with 17 units / sets of clean energy alternative industrial furnace work this year. In 2013, our region continues to improve project access threshold, eliminate backward production capacity a total of 44, 159 to complete the clean energy alternative.

Recently, the issuance of Shanxi "Shanxi Air Pollution Control 2018 Action Plan." Plan put forward, to continue to carry out "dirty scattered" corporate investigation and remediation. Implementation of industrial enterprise environmental upgrade project, complete transformation of ultra-low emission coal-fired units, key industrial enterprises fugitive emission control; the end of June 2018, the basic completion of coal chemicals, fine chemicals, packaging, printing, industrial coating, rubber products manufacturing VOCs pollution control and other key industries. Meanwhile, further strict environmental standards, Beijing, Tianjin and the surrounding national "26 + 2" requires the implementation of urban air pollutants emission limits in particular the standard extended to the whole province, 11 municipal power (other than coal), iron and steel, nonferrous metals , cement, chemical industry since existing enterprises October 1, 2018, the coking industry since October 1, 2019, emissions of sulfur dioxide, nitrogen oxides, particulate matter and volatile organic air pollutants special discharge limit execution value standard. Pilot ultra-low emissions of air pollutants transformation in steel and other non-electric industry. Coal-fired power plants, iron and steel enterprises should take effective measures to eliminate rain gypsum, colored misty rain and other phenomena, reduce flue gas soluble salt, sulfuric acid mist, organic matter and so on.

We attach great importance to the provincial government, through the joint efforts of the whole province, in 2017 the successful completion of the first phase goal, "Air Pollution Prevention Action Plan." But the air quality situation is still grim, uncompromising determination to be the most strict system, the most effective measures to further promote the further air pollution control tough fight, winning the 2018 Blue Sky Battle. Action Plan formulated as follows:

(PM10) average concentration, and the ratio of the total fine days major air pollutants emissions of fine particulate matter in ambient air to complete the tasks assigned country. The average sulfur dioxide concentration of about 45 micrograms / cubic meter.

1. Vigorously promote clean winter heating engineering. According to "enterprise-based, government promotion, residents can bear" principle, promote co-ordinate the urban area, county and urban-rural, rural area clean heating three types of work.

2. make every effort to guarantee the power supply gas source. Around the "coal to gas coal to electricity" project must be able "to plan, the first contract, after the transformation," the village does indeed complete the household work before the end of May 2018.

3. Increase coal-fired heating facilities environmental standards. October 1, 2018, all in particular to achieve the emission limits of air pollutants emission standards with coal-fired boilers, 20 tons of steam / hour and above all boilers installed on-line monitoring facilities and networking with the environmental protection department.

4. eliminate scattered coal-fired boilers. October 1, 2018, 11 municipalities and districts built-up area basically out of 35 steam tons / hour and less than the cogeneration except coal-fired boilers (including pulverized coal boilers), the county built-up areas and further eliminate scattered coal-fired furnace, stove , switch to clean energy.

5. strengthen "ban on coal zone." Before the end of September 2018, 11 municipalities and districts were designated as urban area you want to "ban on coal zone", combined with improved air quality requirements of the suburban areas into the scope of "no coal zone", the implementation of joint chip control.

6. Strengthening quality control. Prohibit the use of more than 1% sulfur, 16% higher than the ash of coal bulk of the civilian, according to the actual municipalities and improving coal quality control standards. To strengthen the management and control of coal sales circulation, strengthening coal random testing, unit sales of low quality coal to be investigated and dealt with according to law.

8. continuing to promote "scattered dirt" comprehensive improvement of enterprise. Continue to carry out "dirty messy" business dragnet investigation of verified "scattered pollution" enterprises to implement classification disposal.

9. The implementation of industrial enterprise environmental upgrade project. Full completion of coal

10. strengthen key industries VOCS emission control. VOCs emissions units to carry out the screening, the establishment of key units List VOCS emissions before the end of May 2018. Strengthen the architectural, automotive, retrieving and dismantling automobiles, dry cleaning, catering and other non-point source VOCS governance and control.

11. strictly implement the industrial fugitive emissions control requirements. Before the end of May 2018, industrial enterprises and yard materials handling, transport, production process fugitive emissions comprehensive treatment.

12. Strengthen vehicle fuel quality control. General ban on the sale of diesel and lower than the Six Nations of motor gasoline and diesel fuel. Ongoing fight against the production and sale of counterfeit car oil special action.

14. accelerate remote monitoring and network platform. Before the end of 2018, municipal environmental protection, transportation, public security and traffic control departments should actively cooperate with the installation of remote monitoring equipment in the city's main crossing, and the achievement of national, provincial and municipal networking.

15. Strengthening of heavy-duty diesel vehicles joint law enforcement. All the manufacture, import, sale and registration of heavy-duty diesel vehicles must meet national standards. No vehicle emissions inspection report on a regular basis, the public security authorities may issue safety and technical inspection.

16. Strengthening non-road mobile machinery pollution control. Before the end of 2018, municipalities should designate and publish the ban on the use of high emissions of non-road mobile machinery space, environmental protection department in conjunction with transportation, housing and urban construction, water conservancy, agriculture and other relevant departments, non-road mobile machinery emissions of atmospheric pollutants supervision and inspection establishment of the province's non-road mobile machinery emissions database.

17. Strengthening freight restructuring. Cargo accelerate the construction of the railway station, railway transportation facilities improve, encourage and guide enterprises focus on car transportation by rail.

18. Strengthening the construction dust control. Construction unit should be released on the construction site dust pollution prevention and control measures, information on the person in charge, dust supervision and management authorities, to ensure Weidang do around the site, stockpiling cover, wet earth excavation work, road hardening, cleaning out the vehicle, slag soil transport vehicles sealed "to fly more than six hundred percent the size of earth and stone construction sites have been installed on-line monitoring and video surveillance.

19. The overall strengthening of urban roads and transportation dust remediation. Enhance road transport dust control. Transportation departments must formulate policies to encourage and guide enterprises to accelerate the development of a closed box-type truck, container carrier, container transport and actively explore the dense ask hard measures transporting heavy goods vehicles or bulk materials.

20. comprehensively strengthen all kinds of open-air yard, bare ground and public facilities dust remediation. Comprehensive clean urban fringe and villages demolition and construction waste muck, not timely clean-up must be taken to cover the pain and other dust suppression measures.

21. Measures to strengthen the ban on burning ban. Xuan is strictly prohibited open burning straw. Strengthen local people's governments at all levels straw Jinshao main responsibility Xuan, Xuan prohibiting the straw in forest fire prevention system, strengthen policy advocacy, to carry out special inspections straw Jin Shao Xuan.

Municipalities in accordance with the level of emissions performance of enterprises, autumn and winter peak load shifting production of industrial enterprises classified management, the pollution and promote green civilization construction, manufacturing, transportation combined, reflecting the difference, to avoid simplistic, absolute, "one size fits all." Since October 1, 2018, sulfur dioxide, nitrogen oxides, volatile organic compounds and particulate matter emission limits can not be achieved in particular electric power (other than coal) atmospheric pollutants, steel, petrochemical, chemical, colored (free of alumina), cement and other industries and enterprises with existing coal-fired boilers, industrial enterprises and unfinished fugitive emission control requirements, all to be discontinued treatment; achieve particular emission limits of air pollutants and related trades completed unorganized emission control requirements by according to local city and county government to improve ambient air quality objectives and requirements to protect people's livelihood, under the premise of peak load shifting production in line with national regulations, the self-heating of reasonable discretion determine the peak load shifting production requirements.

Strengthen air quality monitoring and early warning system and team capacity building, improve regional air quality forecasting consultation mechanism to further strengthen the research environment and meteorology mechanism, comprehensively improve ambient air quality forecasting ability, scientific judgment heavily polluting process, strictly from the high start-up warning response.

Municipal people's government is the main responsibility for improving air quality, pollution prevention and control organizations to further strengthen the leadership of the atmosphere; the departments concerned to strictly implement the division of responsibilities in accordance with mission requirements.

Overall increase air pollution control funds to support efforts to clean the focus for heating, replace coal-fired boilers, industrial pollution control, elimination of old cars and support scientific research and technology and other fields.

Efforts were dissemination of environmental information, media coverage, public opinion to guide work, timely release of environmental protection policies and heavy pollution weather warning information, take the initiative to respond to hot issues of public concern, to protect the public's right to know.

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