Model parameters and installation standards of ZBG group 2 ton fast-loading biomass hot water boiler

 1. Quick-loading biomass hot water boiler:

Boiler name: fast-loading biomass hot water boiler

(1) Rated calorific value of the boiler: ≥1.4MW

(2), working pressure: ≤0.7MPa

(3), design outlet water temperature: 80 ~ 95 ℃

(4), design return water temperature: 60 ~ 70 ℃

(5) Design thermal efficiency: ≥82%

(6) Radiation heating area: ≥12.6m2

(7), convection heating area: ≥35m2

(8) Grate area: ≥4m2

(9) Design boiler exhaust gas temperature: ≤165°C

(10) Design fuel: biomass (corn stalk) pellets

2. Boiler design, manufacture, inspection, installation, etc. meet the standards:

(1), NB/T47034-2013 "Technical Conditions for Industrial Boilers";

(2), TSG G0002-2010 "Technical Supervision and Management Regulations for Boiler Energy Saving"

(3), "Boiler Safety Technology Supervision Regulations"

(4), GB/T16508-2013 "Shell Boiler"

(5), GB50273-2009 "Code for Construction and Acceptance of Boiler Installation Engineering"

(6), GB/T1576-2008 "Water Quality of Industrial Boilers"

(7), GB13271-2014 "Emission Standard of Air Pollutants for Boilers"

3. Supporting auxiliary equipment

(1) The power of the induced draft fan is ≤11KW (motor is equipped with frequency conversion speed controller) Guoyou brand (low drying machine) Total pressure: ≥2600Pa Flow rate: ≥9300m3/h The thickness of the fan shell is not less than: 5mm

(2), blower power ≤ 3KW Guoyou brand (low drying machine)

Total pressure: ≥1100Pa Flow rate: ≥3500 m3/h Fan shell thickness not less than: 5mm

(3) The dust collector is matched with the boiler, in line with GB13271-2014 "Emission Standard of Air Pollutants for Boilers"

2 sets of circulating water pumps, one for use and one for standby, power ≥7.5KW, flow rate: ≥45m³/h, head: ≥30m, Guoyou brand

(4), the electric control box adopts the national standard control switch of Guoyou brand

(5) The valves and instruments supporting the main engine use Guoyou brand

4. Boiler installation

1. Civil engineering part: (1) Boiler and equipment foundation: manufacture and check according to equipment foundation drawing size and relevant civil engineering standards; (2) Carry out doorway construction and restoration according to actual needs of equipment handling;

2. Equipment part: all necessary equipment for installation in the boiler room (the equipment is manufactured and inspected according to the relevant manufacturing standards of boilers and industries):

(1), divider and water collector

(2), decontamination device

(3), frequency conversion water supply device (water pump and frequency conversion control device)

(4), Boiler make-up water tank (overhead, including support): 4m³

(5), installation pipeline: national standard welded pipe

(6), smoke duct: steel plate ≥ 3mm

(7) Valve instrument: adopt Guoyou brand

(8) Electrical installation materials: Guoyou brand is used, and the installation meets the requirements of relevant national regulations.

(9) One domestic water tank: made of stainless steel, 40m³, wall thickness ≥ 1.2mm, bottom thickness ≥ 1.5mm;

5. Others

(1) Dismantling of old boilers and auxiliary equipment in the original boiler room; (2) Boiler and equipment transportation, installation labor costs, installation inspection fees (including safety valve, pressure gauge calibration, setting fees, etc.)