T-90 Bhishma / T-72 Ajeya of Indian Army : News and Discussions

lets hope it is going to pull a lot of heavy gears.

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T-90/90S first appeared in 1993. It was not however a good time for Russian tanks. Iraqi T-72s badly underperformed in the Desert Storm, and even modern M-84 suffered badly in the Yugoslav wars. T-80BV was also blasted for its performance in Chechenya. Because of this, large export orders for modernized T-72 and T-80U MBTs failed to materialize.

T-90 tank itself is a further development of the T-72B Main Battle Tank. It was developed at the Kartsev/Venediktov Bureau, “Vagonka” at Nizhnyi Tagil. Tank was officially adopted by the Russian Government in 1992 and the initial production began in the same year. In 1993 tank was adopted by the Russian MoD, and low-rate series production began in 1994.

Tank was shown outside Russia for the first time in March 1997, when it was demonstrated at Abu Dhabi. By September 1997, some 107 T-90 tanks had been produced, located in the Siberian Military District. By mid-1996 some 107 T-90s had gone into service in the Far Eastern Military District. In 2007, there were about 334 T-90 tanks serving in the Russian Ground Forces’ 5th Guards Tank Division, stationed in the Siberian Military District, and seven T-90 tanks in the Navy.

The tank is the last mass-produced Russian MBT, and was considered to be among the ten best tanks in the world. T-90 is the most successful export tank on the market, being operated by Algeria (572), Azerbaijan (200 delivered, some were lost), Iraq (75), Syria (40), Turkmenistan (40), Uganda (44), and Venezuela (50~100). India is the largest export operator, having ordered 1 657 T-90S tanks. Indian order included 248 tanks delivered from Russia, 409 tanks assembled locally from knock-down kits and another 1 000 tanks license-produced in India. Some T-90s have been lost in Ukraine, with a number captured and pressed into service against their former owners.
 
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T-90/90S first appeared in 1993. It was not however a good time for Russian tanks. Iraqi T-72s badly underperformed in the Desert Storm, and even modern M-84 suffered badly in the Yugoslav wars. T-80BV was also blasted for its performance in Chechenya. Because of this, large export orders for modernized T-72 and T-80U MBTs failed to materialize.

T-90 tank itself is a further development of the T-72B Main Battle Tank. It was developed at the Kartsev/Venediktov Bureau, “Vagonka” at Nizhnyi Tagil. Tank was officially adopted by the Russian Government in 1992 and the initial production began in the same year. In 1993 tank was adopted by the Russian MoD, and low-rate series production began in 1994.

Tank was shown outside Russia for the first time in March 1997, when it was demonstrated at Abu Dhabi. By September 1997, some 107 T-90 tanks had been produced, located in the Siberian Military District. By mid-1996 some 107 T-90s had gone into service in the Far Eastern Military District. In 2007, there were about 334 T-90 tanks serving in the Russian Ground Forces’ 5th Guards Tank Division, stationed in the Siberian Military District, and seven T-90 tanks in the Navy.

The tank is the last mass-produced Russian MBT, and was considered to be among the ten best tanks in the world. T-90 is the most successful export tank on the market, being operated by Algeria (572), Azerbaijan (200 delivered, some were lost), Iraq (75), Syria (40), Turkmenistan (40), Uganda (44), and Venezuela (50~100). India is the largest export operator, having ordered 1 657 T-90S tanks. Indian order included 248 tanks delivered from Russia, 409 tanks assembled locally from knock-down kits and another 1 000 tanks license-produced in India. Some T-90s have been lost in Ukraine, with a number captured and pressed into service against their former owners.

The T-90M numbers may have been underestimated.

 
Were they underestimated to begin with, or these T-90Ms are new productions as Russian industry mobilized?

Most of the T-90Ms in the first year were upgraded from T-90/T-90A. We are not sure of export models being used as well, the stuff meant for other countries, not India. Since it was mostly upgrades, the production would have been much faster. So it's very likely that all the initial T-90s and T-90As were upgraded to T-90Ms within the year of the war. Deliveries had begun in 2020 after all, so the production line already existed for both ugprades and new tanks.

Their pre-war inventory was 617 T-90s. So all were supposed to be upgraded to M, and an extra 100 were to be produced from scratch by 2025.
 

How Automatic Target Tracker & Digital Ballistic Computer will give Army’s T-90 tanks the edge


DAC has paved way for procurement of this tech, which will enable tanks to track & hit targets with more precision. As of now, T-90 tanks are positioned manually to hit targets


New Delhi: The Defence Acquisition Council (DAC) in a 30 November meeting accorded an Acceptance of Necessity (AoN) for the procurement and integration of two types of technology — the Automatic Target Tracker (ATT) and Digital Ballistic Computer (DBC), both part of the fire control system — for T-90 tanks.
An AoN is basically an approval granted by the defence ministry at the start of the procurement process. The Russian-made T-90 and T-72 tanks form the backbone of the Indian Army’s armoured capabilities.
The Army as of today operates up to 1,200 T-90 tanks, while around 475 more are in the making, a highly-placed source in the defence establishment told ThePrint. While the 1,200 existing tanks will be upgraded, the ones in the making will come with a built-in ATT, the source added.
On how this tech is expected to help the Army, the source said: “They will help the T-90s get better sight to spot the enemy [tank] easily.”

ATT technology helps in precise engagement with moving targets. As of now, to hit a target accurately, the T-90 tanks are positioned manually.
“In case of moving targets, the tank operator tracks the target by mentally estimating the time and speed the target will require to get to a certain point and then fire the round,” the source explained, adding that this increases the risk of missing the target.
The DBC, which is used for the fire guidance system, calculates the trajectory of the round based on the atmospheric conditions. A round of ammunition generally gets affected by the atmospheric temperature conditions, temperature inside the tank, and wind conditions such as the speed and direction. The DBC makes calculations based on all these factors in order to hit a target accurately.
The computer currently installed in the tanks is analogue in nature and systems are being digitised to remove the scope for human error and bias, according to sources.

Apart from the T-90s, the Army operates nearly 2,400 T-72 tanks which too do not have the ATT and DBC.
The Army is also in the process of acquiring 1,700 Future Ready Combat Vehicles (FRCV), which will gradually replace the T-72 tanks. The FRCVs will be equipped with Battlefield Management System (BMS), a source in the Army told ThePrint.
Explaining how this will help during conflicts, the source said: “It will provide better situational awareness for the tank commander by marking the position of the enemy tanks along with other details, such as their status of ammunition, which will help in better planning.”



Tanks under debate

India is investing heavily in the development, acquisition and restoration of tanks at a time when the role of tanks in battlefields is being debated, especially in the wake of the Russia-Ukraine war.
The Army has reportedly issued a tender to support its programme for the restoration and life extension of in-service T-72 tanks. Moreover, the Ministry of Defence in 2021 placed an order with Heavy Vehicles Factory in Chennai for supply of 118 Main Battle Tanks (MBTs) Arjun Mk-1A. The prototype of the indigenous Zorawar Light Tank is also expected to roll out by the end of December.
Many global strategic experts believe that tanks are here to stay and that the contest between tanks and anti-tank systems has been constant, while several others argue that tanks are being pushed into obsolescence.
Indian experts, however, believe that tanks are here to stay for at least a little longer.

Speaking to ThePrint, Maj Gen B.S. Dhanoa (retd) said the principal role of the tank has remained unchanged since World War II.
“What has emerged clearly is the threat posed to the behemoths of land power by new technologies, which include a newer generation of anti-tank guided missiles, as well as unmanned aerial systems carrying a plethora of detection and kinetic anti-tank munitions and electronic warfare suites that render a tank’s own electronic systems susceptible to attacks,” he asserted.
He added that the tank still remained a symbol of national will and deterrence, and that its role in combined arms’ warfare due to the key tenets of mobility, firepower and protection, remained undiminished.
On the offence, a tank provides mobile and protected lethality on the battlefield to enable ground-force manoeuvres. On the defence, a tank is used against another tank at a range of one to two kilometres. Tanks remain a key ground component of combined-arms warfare, without which other arms are more vulnerable, according to the retired officer.

“Infantry are vulnerable when attempting to seize defensive positions, thus tanks still play a critical role during offensive operations. Anti-tank guided missiles certainly cannot replace the tank’s role in supporting manoeuvres,” Maj Gen Dhanoa said.
 
There are some discrepancies in the above, the 780hp engine is uprated to 1000hp & all work of CVRDE. So the 200 imported part is kind of odd. It would need further certification process and not to mention what market option is available when the 1400hp engine needed new vendor?
 
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There are some discrepancies in the above, the 780hp engine is uprated to 1000hp & all work of CVRDE. So the 200 imported part is kind of odd. It would need further certification process and not to mention what market option is available when the 1400hp engine needed new vendor?

It's unclear. Maybe the uprated engine was not good enough, hence the replacement. Or it's a whole new order.
 
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Uprated engines work is ongoing through various trials, usually takes 1-2 years, and there have been some tenders & work scope too. I am no sure it is already rejected.
 
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Uprated engines work is ongoing through various trials, usually takes 1-2 years, and there have been some tenders & work scope too. I am no sure it is already rejected.

Then I suppose 1000 tanks get an uprated engine, and 1000 tanks get full overhauls and a new engine.