Pressure boilers Products of the non-pressure hot water boiler, also called pressure boilers, boiler usually refers to the top does not bear the water column static pressure of the heating system. That is quite an open hot water tank. Meaning pressure boiler: boiler body opening to the atmosphere. In any conditions, the boiler at the water line are zero gauge pressure boiler. Pressure boilers Model consists of three parts, connected by a hyphen between the parts. Categories: pressure hot water boiler is mainly classified by fuel can be divided into CLDR (CWDR) often piezoelectric hot water boiler, CLHS-YQ (CWNS-YQ) pressure fuel (gas) hot water boilers, pressure coal-fired hot water boilers. Model: The first part of the model by atmospheric pressure boiler code, pot-type code, combustion equipment code, the rated thermal power four sections. Boiler pressure is represented by C code example: CLSG0.35; 95/70; W12 represents a vertical pipe fixed grate boiler pressure, the rated thermal power of 0.35 mW, rated outlet water temperature was 95 deg.] C, the nominal temperature of the water inlet. 70 ℃, burning anthracite class I, a second design of the boiler. Product Structure: The overall structure of pressure boilers and boiler auxiliary equipment including two parts. Boiler furnace, drum, burner, water wall superheater, economizer, air preheater, and the furnace wall, etc. The main frame member constituting the core part of the steam production, called boiler. Boiler body is in two main parts and drum furnace. Also known as the furnace combustion chamber, fuel combustion for space. The solid fuel on to the grate, referred to as a fire bed combustion furnace Stoker, also known as fire bed furnace; solid fuel furnace liquid, gas or pulverized, is injected into the combustion chamber is called the fire chamber burner, also known as the furnace fire chamber; air coal particles burn hold it was boiling, and the furnace is inferior fuel suitable for combustion is called fluidized bed furnace, also called fluidized bed furnace; coal particles so that an air flow rotated at high speed, and strongly called fire cylindrical cyclone furnace hearth. Furnace design needs to fully consider the characteristics of the fuel used. Each boiler should be fueled with the original design of the fuel. Boilers running economy and reliability are likely to vary greatly reduced when using the characteristics of fuel combustion. And the natural circulation drum is repeatedly forced circulation boiler receiving feedwater to the economizer, the coupling cycle and supplying saturated steam superheater cylindrical vessel. Simplified drum made from high quality steel plate, is one of the heaviest components of the boiler. Safety knowledge; boiler is a high-temperature, high-pressure thermal equipment, is one of special equipment, widely used in government agencies, public companies and all walks of life, are dangerous and special equipment. Event of an accident involving public safety, it will cause huge losses to the state and people's lives and property. For public safety, people's lives and property safety, according to the State Council, "Regulations on Safety Supervision of Special Equipment", the boiler should use full attention the following matters: 1, should be accompanied by safety technical specifications of the factory boiler design documents, product quality certification, safety and the use and maintenance instructions, supervision and inspection certificate (safety supervision, inspection and performance certificate). 2, boiler installation, maintenance, alteration. Engaged in the installation of the boiler, maintenance, renovation of the unit shall obtain special equipment installation and maintenance certificates issued by the Provincial Quality and Technical Supervision, before engaging in the boiler installation, maintenance, alteration. Construction unit before construction will be prepared for installation, maintenance, alteration in writing inform the special equipment safety supervision and management department of the municipality or district, and will start informing sent to the local county level Quality and Technical Supervision for the record, told immediately after construction. 3, inspection of boiler installation, maintenance, transformation. After construction, the construction unit To State Quality and Technical Supervision of Special Equipment Inspection and hydrostatic testing of the boiler installation supervisory inspection declaration. After passing by the State Quality and Technical Supervision, State Special Equipment Inspection, County of Quality and Technical Supervision involved in overall acceptance. 4, registration boiler. After the boiler inspection, the use of units must be in accordance with the "special equipment registration and use of management rules", fill "boiler (census) Registration Form", the State Quality and Technical Supervision to register and obtain a "registration certificate to use special equipment safety . " 5, operation of the boiler. Boiler operation must be performed by trained and qualified to obtain "special equipment operator certificate" certified personnel to operate, must strictly abide by the rules and eight systems, six record. 6, check the boiler. Periodic inspection of boiler once a year, not be used without safety periodic inspection of boilers. Safety accessories safety valve of the boiler regular inspection once a year, pressure gauge biannually verified, may not be used without the periodic inspection of the safety accessories. 7, non-pressure boilers will be installed for the boiler pressure. Do not use water level gauge, safety valve, pressure gauge three safety accessories insufficiency boiler. Daily operation and maintenance: ⒈ chemical contact, turbine attendant prepare enough desalinated water, oxygen, water passing temperature no higher than the drum wall temperature 50 ℃; Sheung during hot water temperature should not be to the drum wall metal temperature difference greater than 40 ℃ .⒉ new installation or after recording before overhaul boiler Feed expansion departments indicated .⒊ Sheung summer time less than 2 hours, at least 4 hours in winter, when the temperature and Sheung drum wall temperature difference of less than 40 ℃ how reheater be preserved? ⒈ turbine after playing brakes, boilers ensure a blower, an induced draft fan is running the best cross reserved two oil gun .⒉ open reheaters to the empty exhaust steam reheater hydrophobic doors and air doors corrosion, anti-corrosion of the reheater steam temperature is lower than a predetermined deg.] C for 400 .⒊ control drum water level within the permissible range .⒋ preservation time less than 20 minutes after stopping two oil gun operation guaranteed .⒌ when the furnace pressure 50--100Pa, each of the flaps open, baffle for ventilation less than 5 minutes, stop sending, fan, each of the flaps closed tailgate may be appropriate to accelerate Sheung speed.

Bagasse fired fire tube low pressure 6 ton steam boiler is a type of biomass fired steam boiler. Recent years, with the development of the economy, people begin to seek for a healthy lifestyle. Environment protection and sustainable development have become the common sense. Biomass as the fourth largest energy after oil, gas and coal, is becoming more and more popular thanks to its renewable and environmentally friendly. ZG Boiler is the bagasse fired steam boiler manufacturer in China and we can supply customer SZL series bagasse fired steam boiler, DZL series bagasse fired steam boiler and bagasse fired power plant boiler.

15 tph SZL coal-fired water tube boiler project for gelatin industryNTP Gelatine Pvt. Ltd., established in 1957, is a leading gelatin manufacturer in Pakistan. In the manufacturing process of gelatin, plenty of high-quality steam is needed in extraction, concentration and drying, therefore, one set of fire tube low pressure 6 ton steam boiler with sufficient output and high quality is critical to the production line. The previous coal-fired steam boiler of NTP Gelatine Pvt. Ltd. had a considerable impact on the production due to inadequate combustion and insufficient combustion, so the company decided to reorder one set of efficient coal-fired steam boiler. ZOZEN coal-fired boilers have outstanding advantages in product design, quality and performance, which were highly appreciated by NTP Gelatine Pvt. Ltd. ZOZEN sales manager conducted a field investigation to inspect the actual working conditions and provided a set of 15 tph SZL series coal-fired water tube boiler. This series of boilers has wide fuel adaptability, and is suitable for many types of coal including bituminous coal, lean coal, anthracite and lignite. In addition, it is equipped with different amounts of independent wind barns according to different evaporation capacity, by which users can adjust the wind supply to ensure the complete combustion on the basis of the type of coal and combustion conditions. Meanwhile, ZOZEN also customized feed system, slagging system and tail flue gas treatment system to increase the economic benefits in highest degree.

Recently, Pingliang City, issued the latest "Pingliang City to win the Battle of Blue Sky 2019 annual implementation plan," we can see, Pingliang City, determination and efforts for the improvement of the atmospheric environment. Details are as follows.

First, in an orderly clean winter heating. Seriously implement the "Pingliang City winter heating clean overall plan (2018-2021 years)," according to an alternative clean, affordable, affordable residents principle, using a combination of all types of cleaning of heating, substitution of coal for heating. Full implementation of national, provincial and clean energy heating prices on northern policy support, accelerate the clean heating work.

Second, continue to promote the comprehensive improvement of coal-fired boilers. On the area of ​​coal-fired boilers comprehensive investigation, according to "a furnace of a policy" requirements, to promote the comprehensive improvement of precision work. Increase efforts to eliminate small coal-fired boilers, the county level and above urban area per hour and 10 tons of steam coal-fired boilers and pantry oven, stove operating, grain storage and drying equipment, coal-fired facilities out rate of 60%, principles the 35 tons of steam per hour, no new coal-fired boilers, in principle, to the rest of 10 tons of steam per hour, a new coal-fired boilers. Dispersing the concentrated coal-fired boiler heating pipe network grid should be eliminated, the coal-fired boilers and gas dispersion pipe network should be implemented under the premise of coal to gas in the implementation of the air supply and gas supply; central heating and no gas pipeline network coverage area scattered coal-fired boilers, energy saving and environmental protection in line with national requirements, compliance governance reform can be implemented smoke, does not meet the requirements, it should be replaced by electricity, alcohol-based fuels and other clean energy; industrial Park (zone) press the "one District one heat source "requirements, an orderly phase-out of demolition and decentralized heating boilers; in remote rural areas, affected by economic and other conditions can not be eliminated or temporarily restrict use clean energy alternative to coal-fired boilers can be taken to use clean coal and other ways to achieve the flue gas discharge standards.