R 1EFF : 001-049, 051-099, 101-105, 151-158, 1 31-37-73Page A74 1201-209, 1May 01/05 1 1 1CES 1 +----------------------------------------------------------------------+ |Code|Item | |Progr.|Standard | | No.|No. | Description of Function Item |MCDU |Value or | | | | |GSE |Table TXY| |----|------|-----------------------------------------|------|---------|

 |  |  | 9. SSM's valid during the whole 'Y09'  |  |  |
 |  |  |  seconds interval.  |  |  |
 |  |  |10. Conditions 1-9 TRUE for > 'Y09' sec. |  |  |
 |  |  |  |  |  |
 |  |4.2.1 | N1L1 limit in %rpm  | C  | T22/T23 |
 |  |4.2.2 | N1L2 limit in %rpm  | C  | T22/T23 |
 |  |4.2.3 | N1L3 limit in %rpm  | C  | T22/T23 |
 |  |  |  |  |  |
 |  |4.2.4 | Symmetrical bleed load:  |  |  |
 |  |  | Valve positions LH and RH are identical |  |  |
 |  |  | (mirror image), cross feed valve closed,|  |  |
 |  |  | APU valve closed or APU Master Switch  |  |  |
 |  |  | off and Pack Flow within PFLdelta.  |  |  |
 |  |  | APU Master Switch off:  |  |  |
 |  |  |  |  |  |
 |  |  | param. 29.1.003.11.16 = 0  |  |  |
 |  |  | param. 29.2.003.11.16 = 0  |  |  |
 |  |  |  |  |  |
 |  |4.2.5 | IVVL limit in f/min  | C  | T22/T23 |
 |  |4.2.6 | ALTL limit in feet  | C  | T22/T23 |
 |  |4.2.7 | TATL limit in C  | C  | T22/T23 |
 |  |4.2.8 | N1RL limit in %rpm/sec  | C  | T22/T23 |
 |  |4.2.9 | 'Y09' time interval in seconds  | C  | T22/T23 |
 |  |4.2.10| PFLdelta limit in kg/sec  | C  | T22/T23 |
 |  |4.3  | EGT Divergence Calculation  |  |  |
 |  |  |  |  |  |
 |  |4.3.1 | EGTdiv = EGTdiff - deltaEGTref  |  |  |
 |  |  | deltaEGTref is calculated if the A/C has|  |  |
 |  |  | entered PH 5.1 and PH6 from each flight |  |  |
 |  |  | leg.  |  |  |
 |  |  | deltaEGTref PH 5.1  |  |  |
 |  |  | DMU  |  |  |
 |  |  | deltaEGTref PH 6  |  |  |
 |  |  | DMU  |  |  |
 |  |  |  |  |  |
 |  |  | The deltaEGTref is represented in mathe-|  |  |
 |  |  | matical from as below:  |  |  |
 |  |4.3.2 | CEGT#1 = EGT#1 + (N1#2 - N1#1) * C09.1  |  |  |
 |  |4.3.3 | EGTdiff = CEGT#1 - EGT#2  |  |  |
 |  |4.3.4 | this calculation is done 'M' consecutive|  |  |
 |  |  | times once per second i.e. during 10 sec|  |  |
 |  |  |  |  |  | 

R 1EFF : 001-049, 051-099, 101-105, 151-158, 1 31-37-73Page A75

1201-209, 1May 01/05 1 1 1CES 1 +----------------------------------------------------------------------+ |Code|Item | |Progr.|Standard | | No.|No. | Description of Function Item |MCDU |Value or | | | | |GSE |Table TXY| |----|------|-----------------------------------------|------|---------|

 |  |4.3.5 | deltaEGTref = deltaEGTref-1 + 1/K+1 * |  |  |
 |  | | (deltaEGTm - deltaEGTref-1)|  |  |
 |  | | The calculation deltaEGTref is stored |  |  |
 |  | | and used for the EGTdiv calculation |  |  |
 |  | | (item 4.3.1). |  |  |
 |  | | deltaEGTref-1 is the deltaEGTref value |  |  |
 |  | | from previous flight. |  |  |
 |  | | After the deltaEGTref calculation the |  |  |
 |  | | following EGTdiff calculation is per-|  |  |
 |  | | formed. |  |  |
 |  | | CEGT#1 = EGT#1 + (N1#2 - N1#1) * C09.1 |  |  |
 |  | | EGTdiff= CEGT#1 - EGT#2 |  |  |
 |  | | EGTdiff is calculated from the actual |  |  |
 |  | | valve of EGTdiff and the stored delta |  |  |
 |  | | EGTref value. |  |  |
　
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