Energy Efficiency and Management in Food Processing by Lijun Wang

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By Lijun Wang

Energy potency, environmental safeguard, and processing waste administration proceed to draw elevated cognizance within the meals processing undefined. As with different business sectors, lowering expenditures whereas additionally decreasing environmental effect and bettering total sustainability is changing into a massive a part of the company technique. delivering sensible information, Energy potency and administration in nutrition Processing amenities explores strength potency applied sciences, rising strength effective approaches, and strategies for changing nutrients processing wastes into strength.

Organized round 5 imperative issues, the publication explores:

  • Fundamentals of power conservation, research, and management
  • Energy conservation applied sciences as utilized to the foodstuff processing industry
  • Energy potency and conservations in present meals processing systems
  • Emerging systems
  • Energy conversion applied sciences for usage of foodstuff processing wastes

Conservation strategies that enhance the base line

The lack of knowledge on power conservation and conversion applied sciences has been an incredible barrier to power potency development and the usage of processing wastes within the nutrition processing undefined. With insurance starting from easy conception to standard and replacement power, this ebook presents the necessary ability set for the elevated strength conservation and diminished intake that might definitely effect the base line in foodstuff processing amenities.

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Sample text

4°C in a shell-tube heat exchanger. The heat transfer rate from steam to ethanol is 1000 W. The heat exchanger is well insulated and the heat loss from the heat exchanger to the environment is negligible. What is the exergy loss and exergy efficiency? The reference temperature for calculation is 25°C. 10 Since there is no energy loss from the heat exchanger, the energy loss is zero and energy efficiency of the heat exchanger is 100%. However, the degradation of the energy source (steam) occurs during heat exchange.

After we define the system and its environment, we can examine the flow of mass and energy into and out of it. Based on the flow of mass and energy, the systems could be categorized as • Isolated systems • Closed systems • Open systems An isolated system exchanges neither mass nor energy with its surroundings. Mass and energy are thus constant in an isolated system. A closed system can exchange energy but not mass with its surroundings. An open system can exchange either energy or mass with its surroundings.

5 and 2, respectively. 1 J/kg 2 2 4. 2 J/kg 5. 8 6. 4 33 FLUID HANDING EQUIPMENT IN FOOD PROCESSING FACILITIES Fluids in food processing facilities are transported mostly in closed conduits such as pipes if they are round or ducts if they are not round. A typical fluid transporting system consists of four basic components: tanks, pipeline, pump or fan, and fittings (Singh and Heldman, 2001). Stainless steel is widely used to construct these four components because it provides smoothness, cleanability, and corrosion resistance.

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