|
gptkbp:instanceOf
|
gptkb:Gas-discharge_lamp
|
|
gptkbp:advantage
|
Energy efficient
Long life
Poor color rendering
|
|
gptkbp:alternativeTo
|
gptkb:Metal_halide_lamp
gptkb:LED
Fluorescent lamp
|
|
gptkbp:contains
|
gptkb:Discharge_tube
gptkb:Noble_gas
gptkb:Argon
gptkb:Neon
Sodium
Electrodes
|
|
gptkbp:emits
|
Light
Yellow-orange light
|
|
gptkbp:enveloped
|
gptkb:glass
|
|
gptkbp:environmentalImpact
|
Contains sodium
Contains toxic materials
|
|
gptkbp:hasColorRenderingIndex
|
Low
|
|
gptkbp:hasColorTemperature
|
1800K (LPS)
2100K (HPS)
|
|
gptkbp:hasEfficiency
|
High luminous efficacy
|
|
gptkbp:hasIgnitionMethod
|
High voltage pulse
Starter circuit
|
|
gptkbp:hasOperatingPressure
|
High (HPS)
Low (LPS)
|
|
gptkbp:hasOperatingVoltage
|
High
|
|
gptkbp:hasStartTime
|
Several minutes
|
|
gptkbp:hasType
|
gptkb:High-pressure_sodium_lamp
gptkb:Low-pressure_sodium_lamp
|
|
gptkbp:hasWarmUpTime
|
Several minutes
|
|
gptkbp:inventedBy
|
1930s
|
|
gptkbp:lifespan
|
Long
|
|
gptkbp:operates
|
Electric discharge
|
|
gptkbp:operatesIn
|
High temperature
|
|
gptkbp:replacedBy
|
gptkb:LED
|
|
gptkbp:requires
|
gptkb:Ballast
|
|
gptkbp:shape
|
Tube
Bulb
|
|
gptkbp:spectrumOfActivity
|
Broader (HPS)
Narrow (LPS)
|
|
gptkbp:usedFor
|
Street lighting
Industrial lighting
|
|
gptkbp:usedIn
|
Security lighting
Road lighting
Tunnel lighting
|
|
gptkbp:uses
|
Sodium vapor
|
|
gptkbp:bfsParent
|
gptkb:Street_Light
|
|
gptkbp:bfsLayer
|
7
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Sodium Vapor Lamp
|