17 5mw gas fired hot water boiler in jianghan

Electric steam boiler steam boiler characteristics 1, security: 1 leakage protection: When the boiler leak, promptly cut off the power supply through leakage circuit breakers, to ensure personal safety. (2) Water protection: When the boiler water, promptly cut off the control circuit of the heating tube, heating the tube to prevent damage to dry. Meanwhile, the controller sends water alarm signal. Ground fault protection: charging the boiler housing, the leakage current through the ground line to ground is introduced to ensure personal safety. In general, to maintain good protective grounding wire connected to the metal, the depth of the underground pipe angle as grounding, the grounding resistance should not exceed 4. Steam overpressure protection: When the boiler steam pressure exceeds a set limit pressure relief valve start and release the steam to reduce the pressure. (5) The overcurrent protection: When the boiler overload (high voltage), earth leakage circuit breaker is automatically disconnected. Power Protection: With advanced electronic circuit detects over-voltage fault condition, voltage, disconnection, to provide reliable power protection. 2, to facilitate: a power supply after the introduction of the electrical control box, a key press operation, the boiler will enter (or leave) the automatic running. (2) reducing the water boiler, the control system will automatically replenish the water tank to the boiler through a replenishment pump. 3. rationality: In order to reasonably effectively utilize electric energy, in particular the heating power divided into several parts, automatic cycle input by the controller (cutting) the heating power according to a user's actual needs, just close leakage breaker ( or press the corresponding switch) can. Biomass boiler is a kind of boiler to biomass energy as a boiler fuel called biomass boilers, steam boilers into biomass, biomass 17 5mw fired hot water boiler in jianghan, biomass stove, biomass thermal oil heaters, vertical raw biomass boilers, biomass boilers and other horizontal. Heating pipe segment switching cycle reduces the impact on the grid of the boiler in operation. 4. Reliability: a bottom of the boiler furnace using arc welding, manual welding surface of the furnace cover, and the furnace strict X-ray detection. (2) boiler steel production in strict accordance with the standard selection. (3) boiler accessories selected domestic and international high-quality products, and the boilers were tested in order to ensure long-term normal operation of the boiler. Oil (gas) steam boiler steam boiler 1. Gas burner provided by the well-known manufacturers in the world. According to a command of the controller, the automatic combustion stop, the program controller having a plurality of independent security protection, security and stability performance, low maintenance. 2, the controller automatically advanced steam boilers, Chinese LCD display, man-machine interface, the user simply easily set, according to user requirements the boiler can start and stop, load adjustment, automatic water supply automatic operation. The boiler fully functional, complete protection, simple operation, safe and reliable, has a self-diagnostic function. Once the boiler operation anomalies occur, it will automatically interrupt burn, concurrent sound and light alarm. 3. Zhuoyi Li steam boiler burner shutdown mode, two circuit configuration, fuel combustion, boiler stable; flue insert spoiler, smoke slow speed, increasing the heat transfer, high thermal efficiency, reduced user cost. 4. The steam boiler is a horizontal shell-and refluxed for three full moisture pyrotechnic reflux pipe structure, not only improves the strength of the heat absorption of the boiler, but also meet the needs of the expanded heat transfer surface, a scientific and rational. There are heating and hot water boiler bath for two purposes. Hot water boiler by circulating hot water circulation pump hot water holding tank, the tank hot water heating cycle can be achieved bath object; hot water boiler by circulating hot water circulation pump heating conduit, through the heat sink (radiator) people can achieve heating requirements; hot water boiler and hot water circulating pump with heat exchanger can be achieved bathing and heating dual function. Durable.

Use 17 5mw fired hot water boiler in jianghan and hot water boiler structural principle profiles include hot water boiler electric water boilers, hot water boiler fuel, gas hot water boilers and coal-fired hot water boilers, hot water boilers that produce hot water boilers, it refers to the use of fuel the heat released by combustion or other thermal energy (e.g., electrical energy, solar energy, etc.) the water was heated to a nominal temperature of a thermal device. Use hot water boiler and hot water boiler heating bath mainly two purposes. Hot water boiler by circulating hot water circulation pump hot water holding tank, the tank hot water heating cycle can be achieved bath object; hot water boiler by circulating hot water circulation pump heating conduit, through the heat sink (radiator) people can achieve heating requirements; hot water boiler and hot water circulating pump with heat exchanger can be achieved bathing and heating dual function. Principle structure of the natural circulation of the hot water boiler hot water boiler, inlet and outlet are taken over from the top of the drum, the water from the water distribution pipe guide and drop into the front side lower header pipe, through the waterwall tubes heating rise. The front drum, rear end plate is provided with impermeable boundary falling rising flow, only the lower half of the drum cross-impermeable partition plate. For the forced circulation, the water access to the front end of the lower header, the front drum increases to upper waterwall tubes (waterwall downcomer Cancellation time), and then transferred to the waterwall tubes downcomer side to side lower header, then into the side of the cloth water wall tube rose to the drum, and from the front row convection bank down to the next drum, and finally between the upper and lower drum and several circuitous flow of water from the rear end of the drum. No circulation boiler with economizer.

Recently, Tianjin issued a notice to expand the scope of the ban on high-pollution fuel combustion zone, which is based on high-pollution fuel combustion zone ban on the delineation of Tianjin in 2015, to further expand this range, Tianjin has completed the bulk of urban and rural coal clean energy alternative areas have been completed and no did not go to the construction of Wuqing classified as high-pollution fuel combustion zone ban, and to delineate new range of units street town combustion zone ban.

1, the implementation of zoning classification control. Still requires strict control within the range 2015 designated combustion zone ban, prohibited the use of a single steam of less than 35 t / h of coal-fired boiler, steam 35 tons / hr or higher requires a particularly coal-fired boiler for emission limits or ultra-low emission requirements, while a total ban on all kinds of loose coal burning.

2, ban on burning area has expanded. New ban on burning area of ​​3107.99 square kilometers, Binhai New Area and design Dongli, Xiqing, Jinnan, Beichen, Wuqing, Baodi, Ninghe 9 district and Haihe Education Park. After the adjustment, the city's high-pollution fuel combustion zone ban area of ​​830.54 square kilometers by 2015 increased to 3938.53 square kilometers, accounting for 33.05 percent of the city's total area.

3, clearly biomass fuel control requirements. According to local emission standards biomass fired boiler air pollutants Tianjin promulgated in 2018, re-notice provisions of the central city, Binhai New Area, the seat of government of other towns and other key areas of government regulations prohibit burning biomass briquettes .

Three tempering tube 17 5mw fired hot water boiler in jianghan installation and commissioning of the structure outlined hot water boiler is fast loading of the internal combustion level. A second high temperature flue gas successively washed roots and refluxed for three breathing tube, the smoke chamber into the atmosphere through the chimney. Gas hot water boiler equipped with the world famous burner, combustion using automatic adjustment, automatically adjust the water supply, the program starts, automatic control and other functions. The boiler has a compact, safe, reliable, easy to operate, installation speed, low pollution, low noise, high efficiency. Widely used in enterprises, hotels, hospitals, office buildings, civil construction and other industrial steam, life, mining and other facilities. This installation requires fast speed boiler installation, installation is very simple, the boiler does not require special ground base, only enough to withstand the ground to power. 1. Install the water supply line requires the highest level reservoir, generally not critical, the high from the ground to the reservoir tank, underground tank of water should be kept clean. Pool water outlet. For wire entrance filter water supply line. 2, the straight cross-section is mounted, the return pipe return pipe to be 0.5 meters above the bend radius should be 4 to 5 times the diameter of the pipe, the pipe should be installed at the highest automatic steam valve to prevent the steam from the pipe loop. At the same time, the general requirements of the highest level possible reliable reserve pool. When the boiler water level is below the line, the water will flow into the boiler when the next time you start. Filter wire 3 should be installed at the outlet (i.e., the inlet pipe) of the pool. Installation requires a supply line Burner fuel hose has two interfaces, and for the oil return into the oil, as long as the boiler return oil chamber and the oil corresponding feed pipe. Dedicated hydraulic system from the boiler tank to the burner pump port, an operation instruction for the burner 4 is provided. Chimney straight chimney installation requirements. The length of the chimney should not be too long, the stack height should be less than 5 meters. Chimney height should comply with relevant standards. Chimneys should be added raincap and smoke. Weight not directly on the boiler chimney host chimney 5, hydrostatic test shall be carried out after the installation of boiler water pressure test supervisor. Pressure test before proceeding to deal with internal boiler inspection, hydrostatic test pressure MPa, during hydrostatic testing, water pressure should slow down. When the pressure rises to 0.1MPa, the water pressure should be increased to 0.1MPa. When the ambient temperature is higher than 5C, hydrostatic test should be carried out; when the temperature is lower than 5, should be protected from freezing water pressure test. Hydrostatic test water is generally 20-70.6, should be as light fuel oil or gas oil (China) as the fuel, the fuel oil is generally heated to 100 deg.] C, a viscosity less 30E. Oil Qbw = 10200Kcal / kg LHV viscosity of the oil is lower than at 50 ℃ 200E, at less than about 80 ℃ 200E, 50e is less than the heat value of natural gas Qbw = 8550Kcal / kg LPG Qbw = 22000Kcal / kg.