|
1.
Russian former cryogenic upper stage concepts |
![](S5.86.jpg)
S5.86 engine without nozzle extension
|
![](KVD-1.jpg)
KVRB concept with KVD-1 engine (S5.86)
|
![](KVD-1_steering.jpg)
Small KVD-1 steering engine
|
![](GCUS_2.jpg)
GCUS concept with KVD-1M engine
|
![](KVD-1M.jpg)
Gimbal-mounted
engine
KVD-1M
|
Stage
|
Designer
|
Fuel (t)
|
Engine
|
Thrust
(kN)
|
Isp (sec)
|
Used
for
|
Launches
|
KVRB
|
Khrunichev
SC |
18.00 |
Khimmash KVD-1
|
73.58 |
461 |
Proton-KM
|
- |
GCUS
|
19.00 |
Khimmash KVD-1M
|
100.6 ...103.0 |
461 |
Angara A-5
|
- |
12KRB
|
12.50 |
Khimmash KVD-1
|
73.6 |
461 |
GSLV Mk.1 & Mk.1+
|
5 |
15KRB
|
15.20 |
Khimmash KVD-1
|
73.6 |
461 |
GSLV Mk.1+
|
1 |
CUSP
|
Indian
industry |
12.80 |
CUS
|
73.55 |
452 |
GSLV Mk.2
|
5 |
CUSP+
|
15.00 |
CUS+
|
79.16 |
452 |
GSLV Mk.2+
|
1 |
|
2.
Russian cryogenic upper stage 12KRB for India's GSLV |
![](12KRB_3.jpg)
|
![](12KRB_1.jpg)
KVD-1 engine
|
![](12KRB_2.jpg) ![](12KRB_5.jpg)
|
![](12KRB_4.jpg)
|
3.
Indigenous cryogenic upper stage CUSP for GSLV |
![](CUSP_1.jpg)
|
![](CUSP_3.jpg)
|
![](CUSP_4.jpg)
|
![](CUS_2.jpg)
Engine CUS (without nozzle)
|
![](CUS_3.jpg)
CUS engine
|
![](CUS_5.jpg)
|
![](CUS_6.jpg)
CUS combustor
|
![](CUS_5a.jpg)
|
![](CUS_4a.jpg)
Small Vernier engine combustor
|