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METI/ECCJ/AOTS Training Program Indonesia

Check item for energy conservation measure for factories -4
Substation facility, motor, lighting equipment, electrical heating facility
  1. Substation facility management; demand, load factor, power factor control
    • Consumption control
    • Tariff control (contract power)
    • Utilization of nighttime power
  2. Transformer facility management; transformer capacity, voltage
    • Demand factor / load adjustment
    • Shutting off of unnecessary loads
  3. Motor capacity / operation management; facility capacity, voltage, number
    • Rotation control
    • Termination of idle operation
  4. Operation management of lighting equipment; adoption of high-efficiency lamps and equipment
    • Adoption of automatic switches, zone controlled lighting
    • Location of lighting equipment installation, circuit partitioning
    • Proper illuminance control
    • Turning off of lights during idle hours, sunlight utilization
    • Cleaning of lighting equipment, replacement of lighting equipment
  5. Operation management of electrical heating facility
    • Improvement of supply voltage, power factor
    • Control of material feeding and product withdrawal, material preheating
    • Temperature control, heating control
    • Insulation control
    • Improvement of load factor
    • Continuous operation
    • Reuse of exhaust heat
  6. Load leveling measure
    • Reviewal of operation pattern (operation hour, operation rate, load factor, etc.)
    • Measures for facilities (heat storage facility, absorption-type water heater / cooler, etc.)
  7. Co-generation introduction, etc. introduction plan
    • Type of facility, capacity, fuel
    • Seasonal load fluctuation
    • Operation rate, heat electricity ratio
    • Inspection, standby electric power supply, pollution prevention measure
  8. New energy, etc.
    • Fuel cell
    • Photovoltaic power generation
    • Solar heat
Check item for energy conservation measure for buildings -1
General administrative matter
  1. Energy management system
    • Organization improvement, human resource development
    • Energy conservation target, investment budget
    • Setting of management standards
    • State of implementation of energy conservation
  2. State of implementation of measurement / recording
    • State of installation and operation of measuring instruments
    • State of maintenance, inspection of measuring instruments
    • State of implementation of periodic measurements and recording
    • State of introduction of measurement and control systems
  3. Management of energy consumption
    • State of keeping daily reports
    • Daily consumption, daily load variation curves
    • Monthly consumption
    • Graph for the ratio to the consumption of the receding year
  4. State of facility and equipment maintenance
    • Periodic inspection, routine inspection
    • Management of facility performance , coefficient of performance (COP)
    • Management of system performance (COP)
    • Facility and equipment cleaning (filter, strainer)
  5. Energy unit consumption management
    • Heating value unit consumption (MJ/m2 year)
    • Energy cost unit consumption (1,000 yen/m2 year)
    • Unit consumption by use of building
    • Unit consumption by consuming end
  6. Plan-do-check-action (PDCA) management circle
    • State of implementation of PDCA management
    • State of implementation of continual improvement
Heat source, heat transfer facility
  1. Management of combustion facility performance
    • Air ratio, exhaust gas management
    • Burner, fuel, air supply system
    • Combustion control system
    • Fuel conversion (boiler, generator, etc.)
  2. Management of refrigerator performance
    • Coefficient of performance (COP)
    • Setting of cooled water outlet temperature
    • Setting of cooling water temperature
    • Removal of scale from heat exchangers
    • Temperature efficiency ratio of heat exchangers
  3. Operation management, efficiency management
    • Load factor, state of startup and shutdown
    • Start and stop control
    • Thermal efficiency, heat balance, heat distribution
    • Steam pressure
    • Water quality control, blowing operation control
  4. Operation management of auxiliary facilities
    • Operation control of cooling towers
    • Water quality control (electrical conductivity)
    • Operation control of pumps (capacity, head)
    • Improvement of routes
  5. Operation management of heat carrier facilities
    • Start and stop control of pumps, fans
    • Rotation control of pumps, fans
    • Improvement of routes (open, closed)
    • Flow rate, pressure
    • State of opening and closing of valves (automatic valve, header bypass valve, etc.)
  6. Exhaust gas temperature, recovery of waste heat
    • Exhaust gas temperature control
    • Heat recovery (HP, CGS, etc.)
  7. Management of steam leaks / insulation
    • Piping system
    • Facility with steam load
  8. Management of heat storage; heat storage efficiency
    • Heat storage, heat liberation time
    • Improvement of heat carry routes
Check item for energy conservation measure for buildings -2
Air conditioning, ventilation facility
  1. Operation management of air conditioners
    • Optimization of set temperature and humidity
    • Appropriateness of humidification zones, and types
    • Appropriateness of reheating
    • Unevenness of humidity distribution
    • Warming up operation
    • Outdoor air intake control
    • Reviewal of operation time
    • Suspension of air conditioning to unused rooms
    • Shutting off of outdoor air intrusion
    • Control of indoor environment (CO2 , etc.)
  2. Management of air conditioning efficiency
    • Zone controlled air conditioning
    • Utilization of outdoor air (cooling with outside air)
    • Setting of dew point control
    • Prevention of mixing loss
    • Night purge
    • Water spraying of roof, outdoor units of air conditioners
    • Accuracy of automatic control
  3. Introduction of energy conservation equipment
    • Heat carrier speed control (VAV,VWV)
    • Outdoor air intake control system (control on CO2 concentration)
    • Cooling with outside air (outside air enthalpy control)
    • Installation of total heat exchanger
    • Zone controlled cooling, zone controlled ventilation
    • Roof greening, etc.
  4. Management of ventilation facilities
    • Optimization of number of ventilation times
    • Reviewal of operation time
    • Operation temperature control (electric room, machine room, CVCF room)
    • Suspension of ventilation to unused rooms
    • Zone controlled ventilation
    • Parking space ventilation control (control on CO2 concentration)
    • Ventilator speed control (VAV,VWV)
Facilities for hot water supply, water supply and drainage, refrigeration, cold storage, cooking
  1. Management of hot water supply facility
    • Hot water supply temperature
    • Hot water supply efficiency improvement (removal of scales)
    • Operation in winder only
    • Operation schedule control for holidays and nighttime
    • Waste heat utilization (CGS, steam drain)
    • Solar heat utilization
  2. Management of water supply and drainage facilities
    • Utilization of reclaimed water (rain water, well water, etc.)
    • Water saving measure (water saving packing, automatic washing machine,sound effect equipment, water saving shower)
    • Water supply flow rate, pressure
    • Utilization of effluent water
  3. Management of refrigeration, cold storage, cooking facilities
    • Insulation control
    • Opening and closing control of doors
    • Control of showcases
    • Efficiency improvement
    • Insulation and defrosting control
    • Management of cooking facilities (cooker, dish dryer, washing machine, etc.)
Check item for energy conservation measure for buildings -3
Substation facility, lighting equipment, electric equipment
  1. Substation facility management
    • Voltage control
    • Power factor control
    • Transformer capacity
    • Demand factor / load adjustment
    • Shutting off of unnecessary transformer
    • Optimization of demand
    • Electric power consumption control
    • Utilization of nighttime electric power
    • Power factor improvement control
    • Demand control
    • Transformer loss
    • Start and stop control of transformers
  2. Operation management of lighting equipment
    • Proper illuminance control
    • Turning off of lights during idle hours (sunlight utilization)
    • Cleaning of lighting equipment, replacement of lighting equipment
    • Location of lighting equipment, circuit partitioning
    • Light dimming and extinguishing by automatic lighting control
    • Zone controlled lighting
    • Adoption of energy saving bulbs
    • Improvement of coefficient of utilization (reflectivity)
    • Outdoor lighting control
    • Turning off at night of luminaires for emergency exist sign
    • Adoption of high efficiency lamps
    • Adoption of high efficiency equipment
    • Adoption of inverter ballasts
    • Task ambient system
    • Switching control
    • Daylight lighting system
  3. Management of OA equipment
    • Reduction of stand-by electric power
    • Turning off the main switches during idle hours
    • Adoption of energy-saving models
  4. Management of automatic vending machines
    • Adoption of energy-saving models
    • Service hour control
Elevator, building
  1. Operation management of elevators
    • Start and stop control of elevators
    • Time zone operation schedule control
    • Reduction of mechanical power loss in the power transmission system
    • Reduction of floors for the elevators to stop
    • Adoption of inverter control
  2. Operation management of escalators
    • Time zone operation schedule control
    • Application of occupancy sensor to the operation
  3. Energy conservation of buildings
    • Thermal insulating performance of structures
    • Heat insulation and airtightness of windows
    • Shutting off of outdoor air intrusion (air lock entry space, revolving door, etc.)
    • Shielding of solar insolation of windows (curtain, light control film)
    • Shielding of solar insolation of roofs (heat reflecting paint)
    • Air flow window
    • Roof greening
    • Green office building plan
Leveling of load
  1. Load leveling measure
    • Reviewal of operation pattern (operation hour, operation rate, occupancy rate, load factor, etc.)
    • Measures for facilities (ice thermal storage system, absorption type water heater / cooler, etc.)
  2. Co-generation
    • Operation management (power generation efficiency, utilization rate of waste heat, overall efficiency, etc.)
    • Type of facility, capacity, fuel
    • Seasonal load fluctuation
    • Operation rate, heat electricity ratio
  3. New energy
    • Fuel cell
    • Photovoltaic power generation
    • Solar heat
    • Wind power generation
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