By Dan Weil The central bank is expected to raise interest rates on Wednesday and then a number of times through year-end. As the Federal Reserve on Wednesday prepares to raise interest rates, it faces the key issue of how to get inflation under control without causing a recession. The market consensus calls for a half-percentage-point rate hike on Wednesday. Then the central bank is expected to continue increasing rates for the rest of this year and likely into next year as well. Inflation is roaring, with the personal-consumption-expenditures price index, the Fed’s favored inflation indicato…