1
68nLa te n t h e a t s to ra g e s ys te m *
Ra in s e n s o r*
The p rinc ip le is b a s e d o n th e u tiliza tio n
of la te nt h e a t th a t is re le a s e d d uring th e
c onve rs ion o f a n e nviro nm e nta lly-c om -
p a tib le s a lt m ixtu re fro m a liq uid to a
s olid s ta te . In a p ro c e s s a na logous to
th e la te nt h e a t fu s ion o f ic e , th e h e a t
p ro d uc e d b y th e w a rm e ngine is s to re d
b y th e liq ue fa c tio n o f th e s a lt m ixtu re .
An "e m p ty" la te nt h e a t s to ra ge s ys te m
is re a d y fo r o p e ra tio n a ga in a fte r a p -
p ro x. 1 5 m inute s o f d rivin g.
The la te nt h e a t s to ra ge s ys te m th us e n-
ha nc e s d rivin g s a fe ty a nd c om fort w ith -
out p ro d uc ing e nviro nm e nta l p olluta nts .
The la te nt h e a t s to ra ge s ys te m a c c u-
m ula te s a nd s to re s e ngine h e a t – e ve n
for s e ve ra l d a ys a t e xtre m e ly lo w o ut-
s id e te m p e ra tu re s . Afte r th e e ngine is
s ta rte d , th is a c c um ula te d h e a t c a n b e
utilize d im m e d ia te ly to d e fro s t th e
wind s hie ld a nd s id e w ind ows a nd to re -
m ove c ond e ns a tio n fro m th e m . In a d d i-
tio n, th e tim e re q uire d fo r w a rm ing th e
inte rio r o f th e ve hic le a nd fo r w a rm ing
up th e e ngine (a rro w) a re s ignific a ntly
re d uc e d .
The ra in s e ns or c ontro ls w ind s hie ld
wip e r o p e ra tio n, d e p e nd ing on how we t
th e w ind s hie ld is .
Ac tive o p e ra tio n is n ot re q uire d s inc e
th e s ys te m is e le c tro nic a lly c ontro lle d .
Infra re d light is c a rrie d a long th e s urfa c e
of the wind s hie ld in a n op tic a l c ond uc to r
in s uc h a m a nne r th a t it is re fle c te d c om -
p le te ly w he n th e w ind s hie ld is d ry. Th e
q ua ntity o f re fle c te d lig ht is m e a s ure d .
If th e re is m ois tu re o n th e g la s s , th e
a m ount o f lig ht re fle c te d is re d uc e d
s inc e th e in fra re d lig ht a t th e s urfa c e o f
th e w ind s hie ld c a n e s c a p e . Th e q ua n-
tity o f re fle c te d lig ht is th us a m e a ns o f
ga uging th e d e gre e o f w e tn e s s o n th e
wind s hie ld .
The la te nt h e a t s to ra ge s ys te m c ons is ts
of a n a c c um ula to r re s e rvo ir th a t is e x-
tre m e ly w e ll ins ula te d . It is c onne c te d
with th e e ngine 's c ooling s ys te m .
Online Edition Part-No. 01 41 0 155 062 - © 07/99 BMW AG
| Categories | BMW 5-Series Manuals, BMW Manuals |
|---|---|
| Document Type | Free Auto PDF Owners Manual Download |
| Tags | BMW E39, BMW M5 |
| Download File |
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| Publisher | bmwusa.com |
| Wikipedia's Page | BMW M5 |
| Copyright | Attribution Non-commercial |
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