2. Check item for energy conservation measure for factories –1
3. Check item for energy conservation measure for factories –2
4. Check item for energy conservation measure for factories –3
5. Check item for energy conservation measure for factories –4

6. Check item for energy conservation measure for buildings –1
7. Check item for energy conservation measure for buildings –2
8. Check item for energy conservation measure for buildings –3

1. Energy management system
   • Organization improvement, human resource development
   • Compatibility with environmental management
   • Energy conservation target, investment budget
   • Long- and medium-range plans
   • Adoption of official preferential treatment systems
   • State of implementation of energy conservation
2. State of implementation of measurement / recording; state of installation and employment of measuring instruments
   • State of maintenance, inspection of measuring instruments
   • State of implementation of periodic measurements and recording
3. State of facility and equipment maintenance
   • Periodic inspection, routine inspection
   • Repairing of leaks (water, air, steam)
   • Heat insulation, insulation
   • Facility and equipment cleaning (filter, strainer), etc.
4. Management of energy consumption
   • State of keeping daily reports
   • Daily consumption, daily load variation curves
   • Monthly consumption, ratio to the consumption of the preceding year graphs
5. Energy unit consumption management for major products
   • Energy unit consumption versus delivery price
   • Energy unit consumption versus production amount
6. Environmental conservation related management
   • State of implementation of measured for reducing CO² emission
   • State of utilizing the Law for Promoting Energy Conservation and Recycling
   • State of LCA (Life Cycle Assessment)
   • Waste treatment: state of promotion of waste reduction, sorting and recycling
   • Wastewater treatment
7. Improvement of processes
   • Improvement of processes
   • Reviewal of the factory line
   • Realization of continuous operation, efficiency improvement

1. Operation management
   • Optimization of set temperature and humidity
   • Reduction of outdoor air for ventilation
   • Start and stop control of heat generating machines
   • Adjustment of cooled water outlet set temperature
   • Scheduled operation
   • Prevention of outdoor air intrusion, state of ventilation
   • Shielding of radiation heat from high-temperature machines
2. Energy conservation measure, improvement of building insulation, shielding of solar insolation
   • Utilization of outdoor air
   • Recovery and utilization of waste heat, heat pump
   • Rotation control (VAV, etc.) of transportation machines (pumps, fans)
   • Adoption of local cleaning, local exhaust
   • Stratified air conditioning, reduction of air volume to be conditioned
   • Utilization of the ice thermal storage system
3. Operation management of cooling facilities, operation power of refrigerator
   • Inlet and outlet pressures of the refrigerant
   • Inlet and outlet temperature and pressure of water
4. Operation management of auxiliary facilities, operation power of the cooling tower
   • Water quality control (electric conductivity)
   • Operating power of pumps (capacity, head)
5. Cold insulation, refrigerating facility, management on entering and exiting
   • Insulation management
   • Efficiency improvement

Pump, fan; compressor

1. Operation management of pumps, fans
   • Opening and closing of valves
   • Improvement of routes (pining, ducts)
   • Operation flow rate, operation pressure
   • Degree of design allowance
   • Rotation control, start and stop control
2. Operation management of the compressor systems
   • Reviewal of the type (screw, reciprocating, blower)
   • Compatibility between capacity and type
   • Reduction of discharge pressure and user-end pressure
   • Separation between high pressure and low pressure lines
   • Ventilation facility, ambient temperature
   • Reviewal of pipe size, piping route
   • Installation of air receiver
   • Start and stop control
   • Optimum capacity control
   • Leak prevention measure
   • Utilization of waste heat

1. Combustion management of furnace; air ratio, exhaust gas control
   • Burner, fuel, air supply system
   • Combustion control system
   • Regenerative combustion system
   • Fuel conversion
2. Furnace operation, efficiency control; load factor, state of startup and shutdown
   • Start and stop control
   • Thermal efficiency, heat balance, heat distribution
   • Water quality control, blowing operation control
3. Furnace insulation; thermal insulation and radiation loss prevention; outer wall surface temperature, duct temperature
   • Insulation, insulating material (heat storage loss)
   • Sealing of openings, furnace inside pressure
4. Furnace flue gas temperature control, waste heat recovery; exhaust gas temperature
   • Heat recovery (water supply, air preheating)
   • Flue gas recirculation
5. Operation management of steam; dryness, carryover
   • Set pressure, temperature of steam for facilities
   • Steam flow rate
6. Management of steam leaks / insulation; piping system, tank, etc.
   • Facility with steam load
7. Optimization of steam piping system
   • Route, pipe size
   • Removal of unnecessary piping
   • Integration of multiple steam systems
8. Load leveling of steam system
   • Installation of accumulator
   • Replacement of ejectors with vacuum pumps
   • Load side measure
9. Recovery and use of steam drain
   • Recovery of medium / low pressure steam (back pressure turbine)
   • Steam trap management
   • Place of recovered drain collection, drain recovery and collection system
   • Utilization of flash steam
10. Operation management of heat exchangers
    • Adequacy of type
    • Adequacy of use and heating medium
    • State of maintenance (fouling, pressure loss)
    • Temperature of heating medium, and heated material
    • Temperature efficiency ratio
11. Reduction of waste heat / wastewater
    • Heat recovery from hot water
    • Rationalization of exhaust gas duct
    • Recirculation of cooling water
    • Concentration control of impurities in water

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