该策略基于布林带指标,当收盘价突破上轨时开多头仓位,当收盘价跌破下轨时开空头仓位。多头平仓条件为价格跌破中轨,空头平仓条件为价格突破中轨。该策略利用价格相对于布林带上下轨的位置来判断趋势方向和开平仓时机。
该策略是一个经典的趋势追踪型策略,通过布林带来捕捉趋势行情。策略逻辑清晰,优势明显,同时也存在一定风险。通过优化止损止盈、仓位管理和开仓过滤等,可以改进策略绩效,提高适应性。但是任何策略都有其局限性,需要结合实际市场状况灵活运用。
/*backtest start: 2024-03-01 00:00:00 end: 2024-03-31 23:59:59 period: 1h basePeriod: 15m exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}] */ //@version=5 // Bollinger Bands: Madrid : 14/SEP/2014 11:07 : 2.0 // This displays the traditional Bollinger Bands, the difference is // that the 1st and 2nd StdDev are outlined with two colors and two // different levels, one for each Standard Deviation strategy(shorttitle='MBB', title='Bollinger Bands', overlay=true) src = input(close) length = input.int(20, minval=1, title = "Length") mult = input.float(2.0, minval=0.001, maxval=50, title = "Multiplier") basis = ta.sma(src, length) dev = ta.stdev(src, length) dev2 = mult * dev upper1 = basis + dev lower1 = basis - dev upper2 = basis + dev2 lower2 = basis - dev2 // Strategy long_condition = ta.crossover(close, upper1) short_condition = ta.crossunder(close, lower1) if (long_condition) strategy.entry("Long", strategy.long) if (short_condition) strategy.entry("Short", strategy.short) // Exit conditions exit_long_condition = ta.crossunder(close, basis) exit_short_condition = ta.crossover(close, basis) if (exit_long_condition) strategy.close("Long") if (exit_short_condition) strategy.close("Short") colorBasis = src >= basis ? color.blue : color.orange pBasis = plot(basis, linewidth=2, color=colorBasis) pUpper1 = plot(upper1, color=color.new(color.blue, 0), style=plot.style_circles) pUpper2 = plot(upper2, color=color.new(color.blue, 0)) pLower1 = plot(lower1, color=color.new(color.orange, 0), style=plot.style_circles) pLower2 = plot(lower2, color=color.new(color.orange, 0)) fill(pBasis, pUpper2, color=color.new(color.blue, 80)) fill(pUpper1, pUpper2, color=color.new(color.blue, 80)) fill(pBasis, pLower2, color=color.new(color.orange, 80)) fill(pLower1, pLower2, color=color.new(color.orange, 80))