According to studies from the Center for Marital and Sexual Studies, the documented records for orgasms in a single hour are:
However, edging and "ruined orgasms" (ejaculating without the pleasurable pelvic contraction) change the game. By avoiding full ejaculation, some men can achieve "dry orgasms."
To answer "how many," you must first understand the enemy of the male Orgasmegeddon attempt:

