T h e A ir- Se a H e a t F lu x R e la tiv e E r r o r E stim a tio n M e a su r e d
b y B u lk M eth o d u n d e r th e In flu en c e o f D iffe r e n t W e a th e r
S y ste m a n d A ir- se a F lu x M e a su r e d o n S h iP P la tfo r m s
A b str 8 C t
Th e air-se a h e at fiu x o b serv ed o n P latform in th e S o u th C h in a S e a a t M a o m in g
w a s an a lyZ e d in h is P aP er. R ean alyZ e d d ata o f N C E P an d F N L w a s also u se d in the
study. It w as fou nd that the result ealculated b y sim ilari ty th eory of C O A RE (B ulk
m ethod) are diffe rent fro m the eddy eorrelation m ethod un der diffe rent w eath er
sy stem s. F in d o u t th e re la tiv e erro r e o m P ared w ith . Th is P aP er d e sign ed the c o rre e t
P ro c e ssin g m eth o d s o f tuthu lent d a ta o b serv ed o n sh iP b y u sin g the d ata o f ‘9 0 8
SP eeial P rojeet，observed in sunun er B eibu G u lf. An d got the logic result of the
a ir-se a flu x in n o rth an d so u th y 亡llo w S e a at all sea so n s. T h e m ain eo n e lu sio n s are a s
b e lo w :
(l) F or th e fix ed ob servation P latform s，U sin g C O A R E 3.0 to m easu re the air一sea
flu x ，the im P a e t o f s户 o P tie se a le sy stem o n sm all se a le tu rb u len t ed d y 15 tak e n in to
e o n sid eratio n .T h e re sult w as co rre ete d for d iffe re llt w e a th er sy stem s :
Th e air-sea heat flux 15 sm aller in low Pressure region that 15 stro ng uP w ard
m o tio n at 9 2 5 h P a lev el，the w in d b lo w s fro m se a to lan d . Th e relativ e er ro r 15 9 5 .8 %
for laten t h e at flu x an d 2 0 5 .8 % for sen sib le h e at flu x .
T h e air-sea h eat flu x 15 larger in h igh Pressure region that 15 w eek dow nw ard
m o tio n a t 9 2 5 h P a le v e l，the w in d d o e sn ’t b lo w s fro m se a to lan d . Th e rela tiv e e lT 0 r 15
2 7 5 .6 % fo r la tel lt h e at f lu x an d 1 5 6 % for sen sib le h e at f lu x .
Th e relativ e er ro r 15 eo n c ern e d w ith w in d sP e e d an d te m P e rature d iffe ren e e
b etw e e n air an d se a b y u sin g C O A R E 3 .0 in m o n th ly m e an . T h e erro r ran g e 15
2 .5 % 一4 3 % for lateni h e a t flu x an d 1 3 % ~ 6 9 % for se n sib le h e at flu x .
(2 ) F or the sh ip P latfonn s，the iln p aet o f sh ip m otion on w ind v elo eity o f ‘w ’
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