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8/21/2019 12 Air Cooled Screw Chiller Presentation
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Air Cooled Screw Chiller
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2
Air cooled screw chiller
Reference projects
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3
Introduction
Air Cooled Chiller
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4
Midea General Introduction
Company Size
Registered capital : 12.5 MUSD
Total investment : 60 MUSD
Manufacturing capacity : 250 MUSD
Factory area : 500000 ㎡
Factory Introduction
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Factory Introduction
the O!" local co#pan$ %ho #asters core technolog$ o& centri&ugal chiller
including designing' de(eloping and #anu&acturing
1000 %or)ers' 2** engineers + e,perienced %or)ers
70 senior engineers' 3 top technical e,perts
!000"# , c$iller testing stan%& 'argest in (sia)
*ne of t$e +iggest c$iller manufacture +ase in t$e ,orl%&
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In 1964, General developed andproduced independently China’s frst centriugal chiller (R11
-n ./6/ eneral %evelope%
C$ina1s rst lo, 3 temperature centrifugal c$iller 4078
In 19!", frst centriugal chiller specially or nuclear su#$arine
-n ./!0 rst 000T9 centrifugal c$iller 4ammonia8
In 19%&, General introduced 'itachi technology on
Centriugal chiller design and $anuacturing
Factory Introductionistory
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-n .//; %evelope% in%epen%ently compati+le centrifugalC$iller for +ot$ 9.; an% 9.. ,$ic$ ,on government
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In 2**4' General -oined hands %ith Midea.
In 2***' i#ported S"S /US0 h$dro)inetics anal$sis so&t%are to &urther i#pro(e co#pressor design capailit$
4 $ear e,perience on chiller
Solid De(eloping Steps
!eading echnolog$
In 2**' launch the D6SD centri&ugal chiller.7o#plete the product line in %ater cooled centri&ugal chiller'scre% chiller'
Scroll chiller and all )inds o& aircooled chiller .
Factory Introduction
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Product lineup
Air Cooled Chiller
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1*
Product line Up
Reversed M shape heat exchanger
3*)8 45*)8 **)8
92*)8 **)8 ;**)8
New
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Product Line Up
25*)8 35*)8
V shape heat exchanger
Max 2 units can be combined together before ex-factory.
250+250=500! 250+"50=#00!
"50+"50=$00!
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12
her#etic co#pressor
!G: scre% chiller
7: R134a; o#it &or R22
8: ir>cooled condenser
25*: no#inal cooling capacit$ /?80
R134a
6M
MA! C" certi#ication
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Product Features
Air Cooled Chiller
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Product Features
Compressor
$e%ersed M sha&e
Bit'er (i)h e##icienc* t*&e
+ sha&e
,ushen) screw com&ressor -$13.a s*stem/
(anell screw com&ressor-$22 s*stem/
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wins screw
com&ressor
Product Features
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1
Product Features
Air side heat-exchanger
$e%ersed M sha&e
+ sha&e
(i)he##icienc* co&&er
&i&e
(*dro&hilic lue #in
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Product Features
Evaporator
Water side heatechan)er
Shell and tue t*&e co&&er tue
4 without an* oil return &rolem
20 mm insulation
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Product Features
Fan and motor
Static and d*namic alanced #an with low noise and
%iration6
Bi) air#low
(i)h e##icienc* #an motor6 4irect dri%e t*&e
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Product Features
Refrigerant flow control
4an#oss rand
"lectronice&ansion
%al%e
(i)h &recise control
$eal 84 modulation
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Product Features
Electrical control system
%ontro& box
'o! vo&tage side
(tarter
)igh vo&tage side
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Product Features
PC ! "oucha#le screen
LC control s*stem ! ower#ul control #unction
ouchale screen
9uic: and &recise $emote control is a%ailale o&tion
Connectin) with monitor C is a%ailale
o&tion
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PC ! "oucha#le screen
Product Features
arameter settin) ,unction settin)
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PC ! "oucha#le screen
Product Features
Wor:in) state
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Protection items
Product Protection
Water #low cutout ower ,ault &rotection
Anti#ree'e &rotection Contactor ,ault &rotection
(i)h&ressure alarm 4ischar)e tem&erature too hi)h
Low&ressure alarm ,in tem&erature too hi)h
Com&ressor 8nside rotection Water 8nlet;outlet tem&erature sensor
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Applications
Air Cooled Chiller
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2
Product Application range
2pplica#le a$#ientte$p range3
Water outlet tem&6 ad=ustaleran)e!
)eries R R1"4a R1"4a('igha$#ient te$p
type
2$#ientte$p 54&5 54"5 5&65
)eries R units R1"4a units
Chilled +ater outlette$p
&51&5 451!5
5> 5
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Product Application range-o Content Running range
1 2$#ient 7e$p R1"4a 3 4"5 8 'igh te$p type35&65
utlet +ater 7e$p 451!5
" :ater ;o+ volu$e Rating ;o+ volu$e a? inlet8outlet 7e$p di@erence !5
& /ouling actor($C8A+ %6
6 *o+er supply "%B"*&'D standard41&B"*&'DE "%B"*6'D as option
! Boltage tolerance Rating Boltage
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Application
Simple structure and simple application
Low initial investment and maintenance cost
(ir Duct system
(ir an%ling units
(ir Coole% Scre, C$iller
C$ille% #ater ?ipe
C$ille% #ater ?ump
Th A li d L i
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The Applied Location
7o#&ort cooling +
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Air-cooled system$ no need cooling water tower at the condensing side$ easy
to install%
Features Air-cooled system
Application
A li ti
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Reverse ( shape Air-cooled )crew Chiller
3!"# $!!"#
*ifferent capacity in sing&e pacage can be choose free&y .
360Kw 450Kw 600Kw with Single compressor
720Kw 800Kw 900Kw with Dual compressors
Higher than 900Kw cooling capacity we recommen to use multi water
system
Application
A li ti
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%&!"#
* shape Air-cooled )crew Chiller
3&!"#
Modu&ar chi&&er can be combined together to supp&y different coo&ing capacity.
250!" unit# they can com$ine 8 units together %
350!" unit# they can combined 8 units together %
&apacity range 'rom 250Kw to 2800Kw
Application
A li ti
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)ystem s&etch
Application
A li ti
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,ir-coo&ed scre! unit can be combined by sing&e unit doub&e units or both. y connecting each
o!n in&et / out&et pipe&ine in series -1pcs modu&e can be combined and the max
coo&ing capacity is 2100 unit system is sho!n as fo&&o!s3
The layout o' chiller
Application
A li ti
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)ystem s&etch
4t can be used to protect the chi&&er !hen it chec the !ater f&o! rate is &o!er than
norma& &eve& it !i&& get the chi&&er stop !or. ,nd usua&&y it is insta&&ed on the
out&et pipe of evaporator .
ater f&o! s!itch3
Application
Ai C l d Chill
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Certifications
Air Cooled Chiller
C ti'i ti
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39
C<
Certi'ications
C ti'i ti
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Certi'ications
Ai C l d Chill
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Reference projects
Air Cooled Chiller
(e'erence pro)ects
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4*
(e'erence pro)ects
Ma&uto 8nternational Air&ort Mo'ami?ue
LSBLGCW250@15 nits
Airport
(e'erence pro)ects
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(e'erence pro)ects
a:arta 8nternational Air&ort 8ndonesia
LSBLGCW350@. nits
Airport
(e'erence pro)ects
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(e'erence pro)ects
Casta)na ni%el #actor* 8tal*
Factory
(e'erence pro)ects
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(e'erence pro)ects
@ Costra Media factory Du+ai U(<@ 250"# 6 units
Wor:in) tem& u& to 52 5
Factory
(e'erence pro)ects
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(e'erence pro)ects
350w > units250w 3 units
Wor:in) tem&
u& to 525
Mohammed Ben Da**ed cit* Au4ahi A"
+ffice
(e'erence pro)ects
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(e'erence pro)ects
Lanco (ill Grou&
(*deraad 8ndiaE
350w 2 units
(i)h amient t*&e
+ffice
(e'erence pro)ects
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(e'erence pro)ects
@ Ufa Supermar@et 9ussia@ 250"# 2 units
)upermar&et
(e'erence pro)ects
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(e'erence pro)ects
Chinese hi)h s&eed rail wa* stations China
350w 2F units
)tation
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"han& you,