ISO 18523-2:2018 建物のエネルギー性能—建物のスケジュールと状態、エネルギー計算のためのゾーンとスペースの使用—パート2：住宅 | ページ 6

3.1.1

apartment block

building (3.1.2) , which contains multiple housing units (3.1.8)

3.1.2

building

construction as a whole, including its envelope and all technical building systems (3.3.13) ここで, energy is used to condition the indoor environment, to provide domestic hot water and illumination and other services related to the use of the building

3.1.3

building zone

zone

part of a building consisting of (part of) one or more spaces with assumed uniform properties related to a specific service or service component, or (in absence of a service) assumed uniform indoor environmental conditions

3.1.4

common space

<apartment block>indoor or outdoor space, which is commonly used by residents

3.1.5

thermally conditioned space

thermally conditioned zone

heated and/or cooled space (zone)

3.1.6

elementary space

space

part of a room, a room or group of adjacent rooms with assumed uniform properties for all considered types of zones

3.1.7

habitable room

room that is continuously used for living, working, meeting, amusement and other purposes similar thereto

Note 1 to entry: Spaces such as bathroom, washroom, toilet, entrance hall or corridor are excluded.

3.1.8

housing unit

single-family house (3.1.9) or apartment (flat or maisonette) of apartment blocks (3.1.1)

3.1.9

single-family house

detached house

independent residential building ここで, a family lives

3.1.10

thermally unconditioned space

thermally unconditioned zone

space (zone) that is not heated nor cooled

3.2.1

annual operation hours

operation hours

total length of hours in a standard year (3.2.11) when a technical building system (3.3.13) can be operated depending on necessity

3.2.2

annual schedule

allocation of daily schedule(s) (3.2.4) for one year

Note 1 to entry: Division of the year can be selected from 365 days, 53 weeks, 12 months, seasons or no division (a set of daily schedules is uniformly applied throughout the year).

3.2.3

daily operating hours

hours when a service system is operated, or the length of the hours

3.2.4

daily schedule

conditions of occupancy, service system operations, requirement for the functions of the service systems and internal heat gains at each time of a day

3.2.5

daily schedule with hourly conditions

set of hourly conditions of occupancy, service system operations, requirement for the functions of the service systems and internal heat gains in a day

3.2.6

monthly schedule

allocation of daily schedule(s) (3.2.4) for each month of the year

3.2.7

seasonal schedule

allocation of daily schedule(s) (3.2.4) to each season of the year

3.2.8

schedule

information on condition(s) of building, zone or space usage throughout a cycle of period, such as day, week, month, season and year

3.2.9

set of daily schedules

complete set of daily schedules representing usage of a category of building, zone or space in one year

3.2.10

standard year

selected year, of which the number of days has to be 365 and arrangement of weekdays, weekends and holidays are referred in weekly, monthly, seasonal and annual schedules

3.2.11

weekly schedule

allocation of daily schedule(s) (3.2.4) to each week of the year

3.2.12

whole set of annual schedules

complete set of annual schedules (3.2.2) representing usage of all types of building, zone and space, as objects of energy calculation

3.2.13

whole set of seasonal schedules

complete set of seasonal schedules (3.2.7) representing usage of all types of building, zone and space, as objects of energy calculation

3.2.14

whole set of monthly schedules

complete set of monthly schedules (3.2.6) representing usage of all types of building, zone and space, as objects of energy calculation

3.3.1

appliances

consumer electronics and machines for housekeeping

3.3.2

condition

status of occupancy (3.3.9) , operation of service systems, requirement for the functions of the technical building systems (3.3.13) and internal heat gains

3.3.3

demand control ventilation

ventilation with a rate controlled according to the necessity of the ventilation, such as the emission rate of target pollutant

3.3.4

local exhaust ventilation

mechanical exhaust ventilation for eliminating contaminants, such as odour, combustion gases, water vapour and oil mist, from nearby sources

3.3.5

height of the working plane

height of the plane on which the assumed visual task is carried out, from the floor

Note 1 to entry: Height of the working plane is expressed in metres, m.

3.3.6

height of the specified surface

height of the plane on which the requirement for the ambient lighting is assumed, from the floor

Note 1 to entry: Height of the specified surface is expressed in metres, m.

3.3.7

luminaire

apparatus which distributes, filters or transforms the light transmitted from one or more lamps and which includes, except the lamps themselves, all the parts necessary for fixing and protecting the lamps and ここで, necessary, circuit auxiliaries together with the means for connecting them to the electric supply

3.3.8

maintained average illuminance

value below which the average illuminance over the specified surface is not allowed to fall

Note 1 to entry: Maintained average illuminance is expressed in lux.

3.3.9

occupancy

presence of users in building, zone or space

3.3.10

occupancy density

number of present users in building, zone or room per unit floor area of the space

Note 1 to entry: Occupancy density is used mainly for the calculations for space heating/cooling and ventilation.

3.3.11

overall ventilation

ventilation for supplying outdoor air into indoor spaces to dilute general contaminants, such as formaldehyde, CO₂ and water vapour

3.3.12

simultaneous usage ratio

<set of spaces>ratio of the number of zones or spaces which belong to a group of zones and spaces and are occupied or used at the time, to the total number of zones or spaces in the group

Note 1 to entry: This concept is applied to a group of zones or spaces of the same category, such as a group of guest rooms in hotels, a series of personal office rooms in office buildings, etc.

3.3.13

technical building system

all energy-using or -distributing components in a building that are operated to support the occupant or process functions housed therein (including HVAC, domestic hot water, illumination, transportation, laundering or similar functions)

3.3.14

movable fitting

movable part of openings, which is used for the purposes of, for example, solar shading, adding insulation, ventilation and security

3.4.1

hourly ratio

ratio of hourly value of parameters to their reference value

Note 1 to entry: Multiplying hourly ratios by the reference value, hourly values of the parameter is calculated. This shall be calculated in accordance with ISO 18523-1.

3.4.2

reference domestic hot water usage

maximum hourly service hot water usage by users of the space or zone

Note 1 to entry: Measured in volume flow rate per person, in volume flow rate per unit floor area or in volume flow rate per bed.

Note 2 to entry: The volume flow rate is calculated with the assumption on hot water temperature.

3.4.3

reference heat gain due to appliances

maximum hourly total (sensible and latent) heat gain due to appliances inside the room or zone

Note 1 to entry: Measured in watt per unit floor area.

Note 2 to entry: To be multiplied by hourly ratios, heat gain due to appliances at the time can be calculated.

3.4.4

reference heat gain due to person

maximum hourly total (sensible and latent) heat gain due to person inside the room or zone

Note 1 to entry: Measured in watt per unit floor area.

Note 2 to entry: To be multiplied by hourly ratio, heat gain due to person at the time can be calculated.

3.4.5

reference heat gain due to lighting

maximum hourly sensible heat gain due to lighting inside the room or zone

Note 1 to entry: Measured in watt per unit floor area.

Note 2 to entry: To be multiplied by hourly ratios, heat gain due to lighting at the time can be calculated.

3.4.6

reference latent heat gain due to appliances

maximum hourly latent heat gain due to appliances inside the room or zone

Note 1 to entry: Measured in watt per unit floor area.

Note 2 to entry: To be multiplied by hourly ratios, latent heat gain due to appliances at the time can be calculated.

3.4.7

reference latent heat gain due to person

maximum hourly latent heat gain due to person inside the room or zone

Note 1 to entry: Measured in watt per unit floor area.

Note 2 to entry: To be multiplied by hourly ratios, latent heat gain due to person at the time can be calculated.

3.4.8

reference occupancy density

maximum hourly occupancy density of the space or zone

Note 1 to entry: Measured in person per unit floor area.

Note 2 to entry: To be multiplied by hourly ratios, occupancy density at the time can be calculated.

3.4.9

reference sensible heat gain due to appliances

maximum hourly sensible heat gain due to appliances inside the room or zone

Note 1 to entry: Measured in watt per unit floor area.

Note 2 to entry: To be multiplied by hourly ratios, sensible heat gain due to appliances at the time can be calculated.

3.4.10

reference sensible heat gain due to person

maximum hourly sensible heat gain due to person inside the room or zone

Note 1 to entry: Measured in watt per unit floor area.

Note 2 to entry: To be multiplied by hourly ratio, sensible heat gain due to person at the time can be calculated.

3.4.11

reference ventilation requirement

most probable estimation of outdoor air supply (in volume flow rate per unit floor area or in air change per hour) to the space or zone

3.4.12

total daily usage of domestic hot water

total volume of service hot water usage in one day

Note 1 to entry: Measured in volume per person, in volume per unit floor area, in volume per bed or in volume per household (housing unit).

Note 2 to entry: The volume is calculated with the assumption of hot water temperature.