Shared Flashcard Set

Details

Illumination/Heat/Cold Stress
Safety = Illumination
34
Engineering
Undergraduate 2
04/28/2010

Additional Engineering Flashcards

 


 

Cards

Term
Sources of Illumination
Definition
Natural, Artificial, General Task Lighting
Term
Artificial Lighting
Definition

Incandescent

Flourscent

High Intensity Discharge

Term
Illumination Risks
Definition

Visual Strain

Acute Injury

Cumulative Injury

Term
Hazards of Illumination
Definition

Illumination levels

Glare

Luminous Contrasts

Term

Illumination levels units

 

Definition

Measured in FC (foot candles)

 

Term
Illumination equation
Definition
Ill = Int/d^2
Term
Luminance Equation
Definition
L=Ill*reflect
Term
Illumination level hazards
Definition

Low Reaction Time (transition, dark to light vs. light to dark)

Vision Loss

Destructive After Image

Retinal Damage

 

Term
Measuring Illumination Tool
Definition
Light Meter (fc, lumens per ft^2)
Term
Measuring Luminance
Definition

Photometer

L=Ill*reflect

Term
Glare
Definition
Excessive brightness in the field of vision
Term
Hazards of Glare
Definition

low visibility

low detection, increase error of perception

Term
Glare Solution
Definition

Greater luminaires, low intensity

task light

diffuser

Term
Reflective Glare Solution
Definition

Glare Guard

Matte Surface

Term
IESNA
Definition
Illuminating Engineering Society of North America
Term
Thermal Stress
Definition

Heat/Humidity

Cold

Stres

 

Term
Heat Stress related Deaths
Definition

33 per year

 

Term
ACGIH
Definition
American Conference of Governmental Industrial Hygenist
Term
100.4 F (38 C)
Definition
No work if body temperature exceeds this temperature in these environments
Term
Heat Balance Equation
Definition

Heat Balance = M+/-R+/-C1+/-C2-E

>0 heat stress possible

Term
Heat Risks
Definition

Dehydration

Sunburn

Fatigue

Rash

Collapse

Cramps

Exhaustion

Stroke

Term
WBGT
Definition
Wet Bulb, Glove, Dry
Term
Wet Bulb Temp
Definition
Humidity
Term
Glove Temperature
Definition
Radiant Heat Sources
Term
Dry Bulb
Definition
Air Temperature
Term
WBGT Indoors
Definition
.7WB+.3G
Term
WBGT Outdoors
Definition
WB(.7)+G(.2)+DRT(.1)
Term
Average WBGT
Definition
Sum of WBGT(time)/Sum of time
Term
Engineering Controls Heat Stress
Definition

Ventilation

Fans

AC

Insulation

Shielding

Term
Admin Controls for Heat
Definition

Acclimatization

Work/Rest Schedule

Shift

Reduce Work

Clothign

Term
Cold Stress Related Deaths
Definition
1.5 deaths a year
Term
Work Limit for Cold
Definition
-50F/-45C at No Wind
Term
Cold Risks
Definition

Loss of Senation

Frostbite

Dehydration

Trench Foot

Hypothermia

Term
Cold Stress Eng Controls
Definition

Heaters

INsulation

Shielding

Heated Shelter

Supporting users have an ad free experience!