1-20 ton gas/oil fired boiler
Capacity: 1-20 ton/h
Pressure: 0.7-2 Mpa
Fuel: Nature gas, coke oven gas, biogas, methanol, liquid propane gas, diesel, heavy oil, light oil, crude oil, etc.
Industries: Heat supplying, chemical, food, textile, printing and dyeing, cigarettes and tobacco, fodder, pharmacy, building materials, brewery, rubber, hospital etc.
7-70 MW gas/oil fired hot water boiler
Capacity: 7-70 MW
Pressure: 1.0-1.6 Mpa
Fuel: Nature gas, coke oven gas, blast furnace gas, carbon black off-gas, biogas, methanol, LPG, diesel, heavy oil, light oil, crude oil, etc.
Industries: Heat supplying, hospital, colleges and universities.
2.8-29mw coal fired boiler
Pressure: 1.0-1.25 Mpa
Fuel: Bituminous coal, lean coal, anthracite
Industries: Heating, hotels, schools, hospitals
horizontal thermal fluid heater
Capacity: 700 - 14000 kw
Pressure: 0.8 - 1.0 Mpa
Fuel: natural gas, coke oven gas, bio-gas，liquid propane gas, diesel, heavy oil, light oil, crude oil
Industries: Petroleum, chemical, chemical fiber, pharmaceutical, textile printing and dyeing, building materials, wood processing, vegetable oil processing and other industries
1-20 ton biomass fired boiler
Capacity: 1-20 ton/h
Pressure: 0.7-2.5 Mpa
Fuel: Biomass particles
Industries: Heating, chemical, food, tobacco, textile, printing and dyeing, feed, medicine, building material, wine, rubber, hospital
THE KRAFT CHEMCIAL RECOVERY PROCESS - tappi
For every ton of pulp produced, the kraft pulping process produces about 10 tons of . NOx emissions from recovery boilers are relatively low, typically 50 to 100
Pulp Paper : Production Process and Energy
Technology Item/Title PP-ME-14 AC driving of paper-making machine and winder .. power consumption Power consumption Energy saving in crude oil equivalent 80% 1 Improvement of waste heat recovery boiler efficiency [ Description] . 2) Another method for utilizing this waste steam is to take clean low pressure
Washington State Pulp and Paper Mill Boilers:
state of boilers in Washington State pulp and paper mills and the potential for these . paper industry is the largest producer of biomass electricity and heat and steam. It is consumption in a pulp and paper plant, however, is from recovered waste ( . lower pressure steam drives the pulping and papermaking operations.
Verso sustainability EHS Energy Strategy
In Versos paper mills, boilers burn fuel to create high-pressure steam that drives in the papermaking process to dry paper, to heat buildings and to provide for the use of waste steam for heating is called a combined heat and power (CHP) system efficiencies of up to 80% for producing electricity and thermal energy.
Fundamentals of Paper Drying Theory and
Sep 12, 2011 In spite of its key role in papermaking, large equipment size, and large capital and . the wet paper and this constitutes the heat transfer aspect of drying. phase of drying, partial vapour pressure on the web surface is lower than for free water .. The condensate is generally returned to the boiler house.
Chapter 72 - Pulp and Paper Industry
Figure 72.1 illustrates the major pulp and paper making processes in the chemical pulping; repulping waste paper; papermaking; and converting. to digester, recovery boiler (tall white building) and effluent clarifying ponds). . Worldwide production of pulp, paper and paperboard was about 400 million tonnes in 1993.
Emerging PPI EE tech - China Energy Group -
scattered regarding emerging or advanced energy-efficiency and low-carbon . Dual-pressure Reheat Recovery Boiler . . Emerging Byproduct/Biomass/Waste Heat Utilization Technologies . . Flow diagram of the pulping and papermaking process . .. and 550-900 kWh of electricity per tonne of pulp (EC 2012).
papermaking | Britannica.com
In its slow travel westward, the art of papermaking reached Samarkand, . Since World War II, however, the waste from the wood-using industries, such as Steam is admitted to the boiler under pressure, and the contents are cooked for three . glass fibre, and such paper has great resistance to both heat and chemicals.
Pulp and Peper Guidebook - Focus on Energy
The 80/20 Rule . . decile (top 10% in low energy consumption per ton of salable pulp or paper) mill from the data used to .. 11 Capture Whitewater Waste Heat to Pre-Heat Mill Water. PM 13 Use Low Pressure Steam in Paper Machine Dryer Section. PM 1 High Solids Firing of Black Liquor in Recovery Boilers. UTL.
58 ABB review 1|13 - MDH DiVA
colossal energy usage and making paper production one of the most energy-hun - paper machine allows waste streams to be heat than it can hold at the lower pressure. the total lower steam consumption at 80 Return condensate to boiler 5 Ton steam consumption per ton dry paper vs. paper velocity for different
AMO Industrial Distributed Energy: Combine Heat
Combined Heat and Power as A Clean Energy Solution. . Result in $40-$80 billion in new capital investment in manufacturing and . 39.3 Tons. The values in TABLE 1 are based on: 10 MW Gas Turbine CHP 28% electric efficiency, 68% purchased electricity and boiler fuel with lower cost self-generated power and.
Pulp and Paper - Environmental Protection Agency
Control Measures and Energy Efficiency Options for Boilers . . Energy Efficiency Improvements in Papermaking . . Metric tonne(s) of CO2 equivalents Pressure reduction valve . for virgin fiber, accounting for more than 80 percent of total U.S. pulp production. .. chemical purchases) and reduced waste generation.
1% OREGON DEPARTMENT OF ENVIRONMENTAL QUALITY
through the turbine generators, the lower pressure steam is then used in After the puried water is used in the boilers and the paper making process, it is . fuel is a mixture of woody materials, which includes shredded waste wood . l968 Reiiner meehanicai pulp line installed with a 348 air dried ton per day capacity.
Waste Stream Analysis FINAL - Center for
Waste Stream Reduction and Re-Use in the Pulp and Paper Sector Papermaking produces significant residual waste streams consisting of: . Boiler ash, another waste product from mills, represents 4 million dry tons annually in the .. a relatively low unit weight, the cap would place limited bearing pressure on the waste.
First 35MW IM5000 in Cogeneration Plant - Energy
duces 535 tons of high qual ity printing paper and 225. D. A. Kol p The pulp and paper-making processes at model s and waste heat boilers: (l ) the UTC FT4C- 3F , 80% of the pressure unit can lower the exhaust gas temperature to.
BACKGROUND PAPER ON ENERGY EFFICIENCY AND THE PULP
Major exports included paperboard, waste paper, and . reptesents 2.6% of the national total S02 emissions of 21.1 million tonnes. .. of pulp and paper making. . The pulping chemicals are recovered from the bottom of the boiler as a smelt of sodium recovery of higher grade heat (in the form of low pressure steam). 14
Numerous Recovery Options Offer Solutions for Mill
Recausticizing (production of cooking liquor from recovery boiler smelt) Add a pre-evaporator that uses waste heat, frequently from batch digesters $0.72/ton black liquor solids.3 This is counterbalanced by the heat recovered, so that . it appears that in most cases a low-pressure fan should be used for primary air only
The Pulp and Papaer Industry
The wood chips are heated in a solution of NaOH and Na2S in a pressure known as kraft pulping which relies on a combination of heat, chemicals and pulping to convert the wood into a smooth, soft pulp suitable for use in paper making. .. waste streams within the mill, the amounts of contaminants can be reduced in
Download as a PDF - CiteSeer
manufacture, chemical recovery, recycled paper processing, waste water treatment. Energy technologies has the potential for higher efficiency, lower capital cost, and safer operation than . to 70-80 % bark humidity; reduces boiler efficiency, because heat energy is amount lies from 83 kg to 416 kg per ton of paper.
The Pulp and Paper Industry - The National
The most widely used chemical pulping process in paper making is the sulfate, or kraft, process. The wood chips are pulped under high heat and pressure in continuous- or . pulp mills burn wood waste associated with the pulping process in boilers. . provide relatively low-cost ways to cut BOD by more than 80 percent.