The Sensex is now up 83 points at 15,648.BHEL has zoomed 4.4% to Rs 1,720, and Hindustan Unilever (HUL) has soared 4% to Rs 202. Laresn & Toubro has rallied 3.5% to Rs 2,560.Bajaj Auto and Reliance Energy have surged over 3% each to Rs 2,402 and Rs 710, respectively.Satyam has advanced over 2% to Rs 488, and NTPC has added 1.8% to Rs 158.Tata Motors, ONGC and HDFC Bank have gained around 1.5% each at Rs 779, Rs 900 and Rs 1,217, respectively.Maruti and Bharti Airtel are up over 1% each at Rs 838 and Rs 934, respectively. Reliance is up 1% at Rs 1,904.