Table Of Contentm smmu®* w u s u m m i t
A thoaia
Praaentod to %i» Fjm»i4. ty of tlie ©rtMtmsito lefeool
Of Cornell University for tt» deifreo of
Sector of ^hiloeophy
%
Saitfttol Alowfcodor iLart
Sop tower 1950
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789 East Eisenhower Parkway
P.O. Box 1346
Ann Arbor, Ml 48106- 1346
Saamel Alexander Hart 'tom my 30* 19^3 ♦ to
toftfaeento, California. to attended pafeiie oefaaolo there,
lneijdtog two y«ar« at tooraaoat© Junior &©li«to* to
transferred to the BalvereHy of G«jftfex»toat fierkeley, and
after time to wrflea attended YUtoaom College, Viilaneva.
FMfisylvaaia, and the Bhteereity of California at torleley
and at Parit. Me reeeired the Aegve* of Baetolor of
to tone© In totftaeertog to June 19^8 f*©» the Bairereiiy of
Qal 1 feral a.
He wee to the tory fr©» Oetotor 19&? to January 19*-^.
?eh*n*a*y 19*’Bt to v«* married to Jaae Anne Cool to to
of Park- Feii»t vtoeeaeto.
Bio firot re^ietrattoa at Cornell wm* oa Jaly i. 19**8.
Ajk&avl«diw*«nt»
ffco oritot «M*o to ovpfooo hi* a$pro*lotion to
®r* B&rold A* 9r*y» &r. &>»neth Post, and Dr. H« B. Bussell
for thetr *i3«i!»#ti a» and guidance of hi* we*&. H* i»
indebted to Professor 0* ®* fivnet and to Br. t* H,
PoeDaniei* for raking eouitsMnit erail&ble, and to Professor
0, S. Tamer end Professor 8. &• Priost for their cooperation,
le ie gratofttl to Nr. #*. f« Horten and his assistant#
at the Cornell gfeei&euae for their help in the IxkstO&lotion
anA operation of i the e%el;jp*at.
He wishes to express hi* thanks to the lord end
Mrnhaa Corporation for oponoorlng the feliewehij. under
which the work woo carried on.
m m m
P«g«
lutroduoiioa . 1
Porpow of Hoily X
ftrrfov of Lttomtw© s
Par* I wiBter S%ti&i#§ 6
General 6
H**t load of 8
BOBi&k 9t * BO&URg SytttM Aa
£*U&&tle& of ?u«i Ci»»«u85^fcioa 66
Sidofcod Boating Modification 50
Sfcloldlag ©f ifc© &id©h©OBe Coll© 58
Air Cir© uiatioa by fas© 69
Part XX Spring ©ad Fall fuwsldiiy Stttdioe 7$
$©a«r*l 75
A Study ©f bit© inferential Hontlug
**&©**»©» tat 75
Mod If leal 1©» of tbo Ventilator ^horrottnt ?6
Part III downer Cot Hag 85
General 85
shading 89.
'
V«at Halloa 95
Spray Cooling m the S©of with water 115
121
Bibliography U3
Appendix U$
nm** 1 Layout of the Cornell and Medina
Greeahen*# Mange* 9
figure % ?tp# Fl&eeneai for lent Me taring study 11
Figure 3 Fead.tng of the Bot-ary Condensate Meter*
by the iuthor 13
Figor® u Graph ©f Seat Consumption of a dretshewe
dependent a$e* the temperature Bifforesee 16
Figure 5 Beet Carre of ell in Heat
Felling 9tttdy 1?
ftfRf* Fla# iffeet »n the Heat CeftMsptien
of a Greenhouse ao
Figure 7 Precipitation Iffeet ea the Seat
Gensuasptie® ©f & Oreonhouse 12
ft $ 8u»#« ft»*gf Iffeet e* the Meat
Consumption at a Greenhouse 24
Ft far® 9 4/tB rereue Teapefatuv* Oiffereaee 26
FA far# 10 ^/7D re rim* wind 2?
figure u Q/TD rerea* Precipitation 23
Figure 12 Q/FB ear sms Sun1* Energy 29
Figure U Hpe Placement Mffeet on the Beat
~Consumption, Greehhoat'e 4 34
Ftfar© It Hip® Fleeenent gfffect on 'Sent
foasiisption, Orepafcpu*© 6 35
Ft,far® 15 Pipe Flaeeneat Iff act on Heat
Consumption, Greorihousto 7 36
Ftgttfa 16 Sidehed Heating 'ipe tayeat 52
Figaro 1? tldehed Heating Pipe** Temperature
Sisir!button® 5*
U&t <# XLutiSTMnt.m (GQ8r*8j
Foge
ytgviv 1$ Alamiaaa Shield on the Sidefced Heating Pip* 57
11 gar* 19 Shield lag el the Sidefcouee Ceil# 65
Figaro 20 Lone fhrough Concrete SldfttnaU. 68
Figaro 21 Fan la PeeiUon for Air Circulation $tady 72
Figaro 22 Air Morowmt t*|*h Fan Circulation 7^
Figaro 23 Mfferoati&l ffceroeelai Onerotloa 77
Figaro 2h Peyehrorotrie Chart Section 79
Figaro 25 **t Bhlh Ventilation fIs*roe®tat Operation* 81
Figaro 26 rot Buih Ventilation ?t»r»e*i#it Operation 82
Figaro 27 Beat Inroiep* 86
Figaro 2$ Oatelde Shading Installation 91
Figaro 29 iaeid# Shading installation 92
Figaro 30 Air tteroroat *rith Inside Shading 9ij-
Figaro 31 Qrlyt oroeahsu** .. 98
Figaro 32 Flew* of the >Uad tunnel U*ed la the
Ventilation Stud* 101
Figaro 33 Meseatlal Features ©f the Vial Tunnel
used ia the f«atUatl*n $t«dy 102
Figaro 3^ Vind Pattern® threap hodel 10^
Figaro 35 Vlad Pattern® Through Model 105
Figaro 36 Vlad Pattern* Through Uedel 106
Figure 37 Vlad Pattern® through Model 107
Figaro 38 viad Pattern® to Podel
Figaro 39 Sradlent* of Ventilation Air Past
ftroenhous* 313
fSm to gwiihous-# esgtoering
1* r»©#»t* %m mxk* of B&a* (If39)* of ftwy (1$*$)
and' ©f M&re»H# Srmelftt Hess aod %at (17&8) are to- first of
m l s to le *, to reader is referred to to#* roto for
mi introduction te gro*nh<m## history* importance *od
general e«m*treeUefe«
4# was reported hy toagee and ia^-reroiseat*
resulted free to *toy of heating* ventilating, to air
esndltloaiBg of greanfaoueee, to desirability for further
eto ie* heeee# avideat and with to continued *:.-aas©rleg
ef a fellevelilp by the iord end BuTOhaa Cor^ratiaa* such
study wm* ?a«d®.
Further laves tigetioR* w#r# and* i© control mere
affiele&tljr tot lee* exproeiveiy to pleat earlrcnaoat
through the realm of gr*4t'Ah.ett»e engineering, lp*clfi#;*ily
to problew* tm etig&ted fa ll late three s&tegerles* to *#
r.r* dependent ©a the season* as follow*<
I, Winter and the tolars Infl'oeacl&g the htnting-
lead of a grtenheuee.
2
. 3U v $m%ml * i ***• **& mnA
f**i<4©f jom ***** *******. «iwoo «»
*«»e«, £iQtmHe9 ^romiofti* fliotf
io gflftjtt? 4«o ,t© fo*^tpio: M l t«»£0*»*®r© and
oo&otioo hiwidifcy. It mm doalfoi in .&*®w tfilioro coold
W ootlofoel®*? control of tfeo *mimwmmt «H*n rtlotivoly
lOOOOWtOtO® OiMMRgMO't<* exi iU«* oatoootlc hooting aaft ■■,
«»fttUtlti&| otais®»*at* . -
3, - fto&taotloa of ottoo** toa&fofotoaoo* ~ W*r%b*t •
•India* of *pt*9 m M N » tad farthering thslr o^ltontloft
OOOO '■■ daoirod, (M t of * foaoonOlo tyoo nolag eieth
of lim k i ontortal ha* feooxt «o»tl«aM o* la it*
og?$llootlo» to r*<taoin« Mao hoot load oltHia a gvooobotuw
III Ml* ;:«Mor, Further tiafH#* ©o wmtnoftring *© • tody
tbo d««l*mfcliny of a&Uf loot lea of vftttiilotlon «fc»igi»*oi
w*ro «d»o covrlod «mt.
: Th#»* fbaooo of g*o»obo«*© boot tog ood .voatliotiog
*»• U»* >**i« foT Otufty, tb* fo*uit* of tho ioirootl*
ftailo&g of« J&reln royortoft la tho oboto gonorai ord«r.
^ttob iaforssotlen v&# obtained fro® th« thesis rtf
droy (19^8)1 la fact, hi# »tufty oaft report mm the %&.#ie
3
f*v tut* farther study. drey studied m> im m rttm prehlec
C# thC-|£**«»h©a^ bCCCSt*# *»«lilw ijr «&«■*. V«8t!UtiOB
as % neans of reamvlri* heat «ac «. totted end the .rate of air
chance tl» creeaheace feosd te depend apon both
!!»• tcapcfotnre difference (inside teopctotoc* mtnm outside
teasparature) cad ib* effect «f the vied. Other acthod© of
coolie# * greenhouse mm iiw itl|B ti4, Spraying eater iaio
III house it flu Arc.-1* Is I* offcat a change. fre» seasIM#
beetle * at eat h«at ef vaporisation did net haw sauce effect
•& n in lif the liinviluii» hifesvise eyringlag mm* of only
teepetery benefit* d eater epssy on the tap of the reef
effected e *ednettea in the greenhouse tenperature, end
appeared to be e feasible netbod ef codifying the m rnr
eeaditiea.
Vinter prebtcee me retried by drey %ere the study
ef the heating aeui-sineai end its plane neat, Th« merits of
trenbene piping as epfeeed te the bee header eye tee ver*
evidenced in a m m even distribution ef heat the length
ef the grssaheuse, ?lan«flient ef that orUon ef the fcealin*
pipe that it in the center ef the he one te the overhead
entities ef eae ceil ever eaeh bench cave a ml for*
ef (wtt and prevented devndrafte ef cold air. If the
pipe In the center ef the hence was down by the sides ef
the hade* er under the benehee, theee coicU.ot* were net
